http://qiserver.ugr.es/cod/2300689.cif
http://qiserver.ugr.es/cod/2300690.cif
http://qiserver.ugr.es/cod/2300692.cif
http://qiserver.ugr.es/cod/2300693.cif
http://qiserver.ugr.es/cod/2300694.cif
http://qiserver.ugr.es/cod/2300705.cif
http://qiserver.ugr.es/cod/2300706.cif
http://qiserver.ugr.es/cod/2300707.cif
http://qiserver.ugr.es/cod/2300708.cif
http://qiserver.ugr.es/cod/2300709.cif
http://qiserver.ugr.es/cod/2300726.cif