#------------------------------------------------------------------------------
#$Date: 2025-11-29 21:58:05 +0100 (Sat 29 de Nov de 2025) $
#$Revision: 303804 $
#$URL: svn://www.crystallography.net/cod/cif/1/57/57/1575706.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1575706
loop_
_publ_author_name
'Maryunina, Kseniya'
'Yamaguchi, Koyo'
'Inoue, Katsuya'
'Samsonenko, Arkady'
'Veber, Sergey'
'Smirnova, Kristina'
'Bogomyakov, Artem'
'Letyagin, Gleb'
'Romanenko, Galina'
'Morozov, Vitaly'
_publ_section_title
;
 Magnetic superexchange switching by the transformation of a trigonal
 bipyramid into a square pyramid in a Cu(II)-nitroxide complex.
;
_journal_issue                   40
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              15176
_journal_page_last               15187
_journal_paper_doi               10.1039/d5dt01274k
_journal_volume                  54
_journal_year                    2025
_chemical_formula_sum            'C32 H20 Cu2 F24 N3 O9'
_chemical_formula_weight         1173.59
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2019/3
_audit_update_record
;
2025-04-01 deposited with the CCDC.	2025-09-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 122.610(14)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.043(2)
_cell_length_b                   16.793(2)
_cell_length_c                   15.884(3)
_cell_measurement_reflns_used    5279
_cell_measurement_temperature    98(2)
_cell_measurement_theta_max      22.71
_cell_measurement_theta_min      2.43
_cell_volume                     4278.8(12)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      98(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.948
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'φ and ω scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1194
_diffrn_reflns_av_unetI/netI     0.1223
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.948
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            23002
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.948
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.864
_diffrn_reflns_theta_min         1.756
_exptl_absorpt_coefficient_mu    1.152
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            dark_browm
_exptl_crystal_density_diffrn    1.822
_exptl_crystal_description       block
_exptl_crystal_F_000             2316
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         2.239
_refine_diff_density_min         -1.478
_refine_diff_density_rms         0.170
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         5333
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.2134
_refine_ls_R_factor_gt           0.1383
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.1635P)²+122.8705P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3772
_refine_ls_wR_factor_ref         0.4210
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2685
_reflns_number_total             5333
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            d5dt01274k2.cif
_cod_data_source_block           c2c098
_cod_depositor_comments
'Adding full bibliography for 1575703--1575709.cif.'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1575706
_shelx_shelxl_version_number     2019/3
_shelx_space_group_comment
; 
The symmetry employed for this shelxl refinement is uniquely defined 
by the following loop, which should always be used as a source of 
symmetry information in preference to the above space-group names. 
They are only intended as comments. 
;
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x, y, -z+1/2'
'x+1/2, y+1/2, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y, z-1/2'
'-x+1/2, -y+1/2, -z'
'x+1/2, -y+1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
_atom_site_refinement_flags_occupancy
_atom_site_disorder_assembly
_atom_site_disorder_group
Cu2 Cu 0.500000 0.37240(14) 0.250000 0.0467(6) Uani 1 2 d S T P . .
O3 O 0.4859(5) 0.3334(5) 0.1239(6) 0.0457(18) Uani 1 1 d . . . . .
C6 C 0.4257(10) 0.3066(12) -0.0442(10) 0.077(5) Uani 1 1 d . . . . .
F7 F 0.4721(7) 0.3615(8) -0.0530(6) 0.105(4) Uani 1 1 d . . . . .
F8 F 0.4650(7) 0.2366(8) -0.0275(8) 0.113(4) Uani 1 1 d . . . . .
F9 F 0.3534(7) 0.3035(9) -0.1323(6) 0.121(5) Uani 1 1 d . . . . .
C7 C 0.4187(8) 0.3282(7) 0.0432(9) 0.052(3) Uani 1 1 d . . . . .
C8 C 0.3395(7) 0.3422(7) 0.0239(8) 0.048(3) Uani 1 1 d . . . . .
H8A H 0.292857 0.337319 -0.042666 0.058 Uiso 1 1 calc R U . . .
C9 C 0.3262(7) 0.3634(6) 0.0992(8) 0.042(2) Uani 1 1 d . . . . .
C10 C 0.2384(8) 0.3817(9) 0.0745(9) 0.058(3) Uani 1 1 d . . . . .
F10 F 0.2332(5) 0.4594(5) 0.0841(8) 0.091(3) Uani 1 1 d . . . . .
F11 F 0.1793(4) 0.3635(5) -0.0199(6) 0.068(2) Uani 1 1 d . . . . .
F12 F 0.2191(6) 0.3421(9) 0.1304(7) 0.110(4) Uani 1 1 d . . . . .
O4 O 0.3810(4) 0.3688(5) 0.1920(5) 0.0455(18) Uani 1 1 d . . . . .
Cu1 Cu 0.77353(17) 0.74254(17) 0.52617(19) 0.0407(7) Uani 0.5 1 d . . P . .
O1 O 0.810(4) 0.8431(19) 0.498(4) 0.049(8) Uani 0.60(10) 1 d . . P A 1
O2 O 0.793(4) 0.6859(16) 0.434(4) 0.047(10) Uani 0.60(10) 1 d . . P A 1
O1A O 0.775(3) 0.8531(16) 0.462(4) 0.032(7) Uani 0.40(10) 1 d . . P A 2
O2A O 0.759(3) 0.699(2) 0.396(3) 0.040(7) Uani 0.40(10) 1 d . . P A 2
C1 C 0.8476(8) 0.9418(7) 0.4273(8) 0.048(3) Uani 1 1 d . . . . .
F1 F 0.789(2) 0.989(3) 0.380(3) 0.051(7) Uani 0.5 1 d . . P B 1
F2 F 0.8981(13) 0.9475(14) 0.3862(16) 0.052(5) Uani 0.5 1 d . U P B 1
F3 F 0.898(3) 0.977(2) 0.514(2) 0.039(6) Uani 0.5 1 d . . P B 1
F1A F 0.776(3) 0.989(3) 0.395(3) 0.058(9) Uani 0.5 1 d . . P B 2
F2A F 0.8681(12) 0.9560(14) 0.3632(16) 0.052(5) Uani 0.5 1 d . U P B 2
F3A F 0.907(3) 0.961(3) 0.524(3) 0.062(12) Uani 0.5 1 d . . P B 2
C2 C 0.8233(7) 0.8553(7) 0.4301(8) 0.045(3) Uani 1 1 d . . . . .
C3 C 0.8338(7) 0.7987(6) 0.3762(8) 0.040(2) Uani 1 1 d . . . . .
H3A H 0.855853 0.813402 0.337235 0.048 Uiso 1 1 calc R U . . .
C4 C 0.8118(8) 0.7175(7) 0.3778(9) 0.049(3) Uani 1 1 d . . . . .
C5 C 0.8294(10) 0.6554(8) 0.3244(11) 0.060(3) Uani 1 1 d . . . . .
F4 F 0.8418(6) 0.6861(5) 0.2550(7) 0.075(2) Uani 1 1 d . . . . .
F5 F 0.9039(8) 0.6192(6) 0.3913(9) 0.103(3) Uani 1 1 d . . . . .
F6 F 0.7750(7) 0.5988(5) 0.2853(7) 0.087(3) Uani 1 1 d . . . . .
O1R O 0.639(6) 0.768(3) 0.375(6) 0.066(13) Uani 0.25 1 d . . P A 1
N2R N 0.564(2) 0.795(2) 0.315(3) 0.046(5) Uani 0.5 1 d . . P A 1
O10R O 0.377(6) 0.773(4) 0.131(6) 0.066(13) Uani 0.25 1 d . . P A 2
N9R N 0.429(3) 0.803(2) 0.192(3) 0.046(5) Uani 0.5 1 d . . P A 2
C3R C 0.5486(7) 0.8854(6) 0.2816(8) 0.045(3) Uani 1 1 d . . . . .
C4R C 0.5891(8) 0.9377(7) 0.3734(9) 0.058(3) Uani 1 1 d . . . . .
H4RA H 0.572675 0.993180 0.353437 0.088 Uiso 1 1 calc R U . . .
H4RB H 0.571177 0.920773 0.417955 0.088 Uiso 1 1 calc R U . . .
H4RC H 0.649898 0.933028 0.408294 0.088 Uiso 1 1 calc R U . . .
C5R C 0.5872(9) 0.9022(8) 0.2181(10) 0.057(3) Uani 1 1 d . . . . .
H5RA H 0.576030 0.957554 0.194934 0.086 Uiso 1 1 calc R U . . .
H5RB H 0.647498 0.893303 0.259207 0.086 Uiso 1 1 calc R U . . .
H5RC H 0.562159 0.866347 0.160351 0.086 Uiso 1 1 calc R U . . .
C6R C 0.500000 0.7536(10) 0.250000 0.054(5) Uani 1 2 d S T P . .
C7R C 0.500000 0.6676(10) 0.250000 0.048(4) Uani 1 2 d S T P A .
C8R C 0.5693(7) 0.6231(7) 0.2664(8) 0.046(3) Uani 1 1 d . . . . .
H8RA H 0.617860 0.649481 0.278071 0.055 Uiso 1 1 calc R U . A .
C9R C 0.5659(7) 0.5434(6) 0.2655(8) 0.040(2) Uani 1 1 d . . . . .
H9RA H 0.613462 0.515253 0.276445 0.048 Uiso 1 1 calc R U . . .
N10R N 0.500000 0.4996(8) 0.250000 0.043(3) Uani 1 2 d S T P . .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
F F 0.0171 0.0103 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Cu Cu 0.3201 1.2651 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
_geom_angle_publ_flag
O4 Cu2 O4 176.4(5) . 2_655 ?
O4 Cu2 O3 91.3(3) . . ?
O4 Cu2 O3 87.5(3) 2_655 . ?
O4 Cu2 O3 87.5(3) . 2_655 ?
O4 Cu2 O3 91.3(3) 2_655 2_655 ?
O3 Cu2 O3 141.5(5) . 2_655 ?
O4 Cu2 N10R 91.8(3) . . ?
O4 Cu2 N10R 91.8(3) 2_655 . ?
O3 Cu2 N10R 109.3(2) . . ?
O3 Cu2 N10R 109.3(2) 2_655 . ?
C7 O3 Cu2 124.9(8) . . ?
F8 C6 F9 108.9(14) . . ?
F8 C6 F7 107.2(14) . . ?
F9 C6 F7 106.4(14) . . ?
F8 C6 C7 110.2(14) . . ?
F9 C6 C7 115.0(13) . . ?
F7 C6 C7 108.8(12) . . ?
O3 C7 C8 127.8(11) . . ?
O3 C7 C6 114.6(12) . . ?
C8 C7 C6 117.6(11) . . ?
C9 C8 C7 122.2(10) . . ?
O4 C9 C8 126.7(10) . . ?
O4 C9 C10 112.6(10) . . ?
C8 C9 C10 120.7(10) . . ?
F12 C10 F10 110.9(13) . . ?
F12 C10 F11 105.6(12) . . ?
F10 C10 F11 106.5(10) . . ?
F12 C10 C9 113.1(10) . . ?
F10 C10 C9 107.9(11) . . ?
F11 C10 C9 112.6(11) . . ?
C9 O4 Cu2 125.0(7) . . ?
Cu1 Cu1 O1R 169(2) 7_666 7_666 ?
Cu1 Cu1 O10R 170(3) 7_666 8_566 ?
O1R Cu1 O10R 6(6) 7_666 8_566 ?
Cu1 Cu1 O2A 86.9(16) 7_666 7_666 ?
O1R Cu1 O2A 87(4) 7_666 7_666 ?
Cu1 Cu1 O2 87(2) 7_666 . ?
O1R Cu1 O2 100(4) 7_666 . ?
Cu1 Cu1 O1A 92.0(17) 7_666 7_666 ?
O1R Cu1 O1A 97(3) 7_666 7_666 ?
O2 Cu1 O1A 87.7(11) . 7_666 ?
Cu1 Cu1 O1 80.9(19) 7_666 . ?
O1R Cu1 O1 90(3) 7_666 . ?
O2 Cu1 O1 91.1(8) . . ?
Cu1 Cu1 O1 74.0(19) 7_666 7_666 ?
O1R Cu1 O1 115(3) 7_666 7_666 ?
O2 Cu1 O1 87.4(9) . 7_666 ?
O1 Cu1 O1 154.8(3) . 7_666 ?
Cu1 Cu1 O2 68.8(17) 7_666 7_666 ?
O1R Cu1 O2 105(4) 7_666 7_666 ?
O2 Cu1 O2 155.3(4) . 7_666 ?
O1 Cu1 O2 85.1(9) . 7_666 ?
O1 Cu1 O2 85.8(14) 7_666 7_666 ?
Cu1 Cu1 O2A 68.4(14) 7_666 . ?
O10R Cu1 O2A 111(3) 8_566 . ?
O2A Cu1 O2A 155.3(4) 7_666 . ?
O1A Cu1 O2A 89.5(15) 7_666 . ?
Cu1 Cu1 O1A 63.9(15) 7_666 . ?
O10R Cu1 O1A 106(3) 8_566 . ?
O2A Cu1 O1A 87.5(14) 7_666 . ?
O1A Cu1 O1A 155.9(4) 7_666 . ?
O2A Cu1 O1A 81.8(16) . . ?
Cu1 Cu1 O1R 6.8(16) 7_666 . ?
O1R Cu1 O1R 176.2(8) 7_666 . ?
O2 Cu1 O1R 82(3) . . ?
O1 Cu1 O1R 86(3) . . ?
O1 Cu1 O1R 68(3) 7_666 . ?
O2 Cu1 O1R 73(3) 7_666 . ?
C2 O1 Cu1 126.4(14) . . ?
C2 O1 Cu1 117(2) . 7_666 ?
Cu1 O1 Cu1 25.2(3) . 7_666 ?
C4 O2 Cu1 125.2(17) . . ?
C4 O2 Cu1 115(3) . 7_666 ?
Cu1 O2 Cu1 24.7(4) . 7_666 ?
C2 O1A Cu1 123.8(19) . 7_666 ?
C2 O1A Cu1 115(2) . . ?
Cu1 O1A Cu1 24.1(4) 7_666 . ?
C4 O2A Cu1 128(2) . 7_666 ?
C4 O2A Cu1 117(2) . . ?
Cu1 O2A Cu1 24.7(4) 7_666 . ?
F2A C1 F3A 115(2) . . ?
F1 C1 F3 105(3) . . ?
F1 C1 F2 107(2) . . ?
F3 C1 F2 99.1(18) . . ?
F2A C1 F1A 105(2) . . ?
F3A C1 F1A 109(3) . . ?
F1 C1 C2 116(2) . . ?
F2A C1 C2 114.9(14) . . ?
F3A C1 C2 106(2) . . ?
F3 C1 C2 116.8(19) . . ?
F2 C1 C2 111.4(13) . . ?
F1A C1 C2 107(2) . . ?
O1A C2 C3 127.8(17) . . ?
O1 C2 C3 126.5(16) . . ?
O1A C2 C1 109.6(15) . . ?
O1 C2 C1 112.6(13) . . ?
C3 C2 C1 119.6(10) . . ?
C2 C3 C4 120.8(10) . . ?
O2A C4 C3 122.1(19) . . ?
O2 C4 C3 128.1(12) . . ?
O2A C4 C5 114.7(17) . . ?
O2 C4 C5 110.5(15) . . ?
C3 C4 C5 120.0(10) . . ?
F6 C5 F4 109.7(11) . . ?
F6 C5 F5 105.8(12) . . ?
F4 C5 F5 103.8(11) . . ?
F6 C5 C4 114.9(11) . . ?
F4 C5 C4 112.9(11) . . ?
F5 C5 C4 109.0(12) . . ?
N2R O1R Cu1 158(7) . 7_666 ?
N2R O1R Cu1 160(6) . . ?
Cu1 O1R Cu1 3.8(8) 7_666 . ?
C6R N2R O1R 125(4) . . ?
C6R N2R C3R 109(2) . . ?
O1R N2R C3R 121(4) . . ?
O10R N9R C6R 113(5) . . ?
C3R N9R C6R 110(3) 2_655 . ?
N9R C3R C4R 111.2(18) 2_655 . ?
N9R C3R C5R 101(2) 2_655 . ?
C4R C3R C5R 110.2(10) . . ?
C4R C3R C3R 115.6(11) . 2_655 ?
C5R C3R C3R 113.2(12) . 2_655 ?
C4R C3R N2R 109.2(19) . . ?
C5R C3R N2R 109.0(18) . . ?
C3R C3R N2R 98.8(15) 2_655 . ?
N2R C6R N2R 114(3) . 2_655 ?
N2R C6R C7R 122.9(14) . . ?
N2R C6R C7R 122.9(14) 2_655 . ?
N2R C6R N9R 9(3) . 2_655 ?
N2R C6R N9R 110.8(15) 2_655 2_655 ?
C7R C6R N9R 125.5(18) . 2_655 ?
C7R C6R N9R 125.5(19) . . ?
N9R C6R N9R 109(4) 2_655 . ?
C8R C7R C8R 116.1(16) 2_655 . ?
C8R C7R C6R 121.9(8) 2_655 . ?
C8R C7R C6R 121.9(8) . . ?
C9R C8R C7R 119.5(12) . . ?
C8R C9R N10R 125.2(11) . . ?
C9R N10R C9R 114.5(14) . 2_655 ?
C9R N10R Cu2 122.8(7) . . ?
C9R N10R Cu2 122.8(7) 2_655 . ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
Cu2 O4 1.933(7) . ?
Cu2 O4 1.933(7) 2_655 ?
Cu2 O3 1.984(7) . ?
Cu2 O3 1.984(7) 2_655 ?
Cu2 N10R 2.137(14) . ?
O3 C7 1.234(14) . ?
C6 F8 1.34(2) . ?
C6 F9 1.334(17) . ?
C6 F7 1.336(18) . ?
C6 C7 1.508(17) . ?
C7 C8 1.387(18) . ?
C8 C9 1.395(16) . ?
C9 O4 1.270(13) . ?
C9 C10 1.529(17) . ?
C10 F12 1.311(17) . ?
C10 F10 1.323(16) . ?
C10 F11 1.338(14) . ?
Cu1 Cu1 0.868(5) 7_666 ?
Cu1 O1R 1.57(8) 7_666 ?
Cu1 O10R 1.79(9) 8_566 ?
Cu1 O2A 1.93(3) 7_666 ?
Cu1 O2 1.939(18) . ?
Cu1 O1A 1.91(3) 7_666 ?
Cu1 O1 1.96(2) . ?
Cu1 O1 2.02(2) 7_666 ?
Cu1 O2 2.08(3) 7_666 ?
Cu1 O2A 2.07(3) . ?
Cu1 O1A 2.13(3) . ?
Cu1 O1R 2.43(8) . ?
O1 C2 1.26(3) . ?
O2 C4 1.25(3) . ?
O1A C2 1.27(3) . ?
O2A C4 1.22(3) . ?
C1 F1 1.25(4) . ?
C1 F2A 1.29(3) . ?
C1 F3A 1.36(4) . ?
C1 F3 1.32(3) . ?
C1 F2 1.43(3) . ?
C1 F1A 1.42(5) . ?
C1 C2 1.533(16) . ?
C2 C3 1.363(15) . ?
C3 C4 1.430(16) . ?
C4 C5 1.491(17) . ?
C5 F6 1.292(15) . ?
C5 F4 1.348(14) . ?
C5 F5 1.374(18) . ?
O1R N2R 1.31(9) . ?
N2R C6R 1.29(4) . ?
N2R C3R 1.57(3) . ?
O10R N9R 1.06(8) . ?
N9R C3R 1.44(4) 2_655 ?
N9R C6R 1.43(3) . ?
C3R C4R 1.510(16) . ?
C3R C5R 1.559(18) . ?
C3R C3R 1.56(2) 2_655 ?
C6R C7R 1.44(2) . ?
C7R C8R 1.413(14) 2_655 ?
C7R C8R 1.413(14) . ?
C8R C9R 1.339(16) . ?
C9R N10R 1.358(13) . ?
