http://qiserver.ugr.es/cod/1511010.cif
http://qiserver.ugr.es/cod/1511093.cif
http://qiserver.ugr.es/cod/1511145.cif
http://qiserver.ugr.es/cod/1522378.cif
http://qiserver.ugr.es/cod/1522379.cif
http://qiserver.ugr.es/cod/1522639.cif
http://qiserver.ugr.es/cod/9009685.cif
http://qiserver.ugr.es/cod/9009686.cif
http://qiserver.ugr.es/cod/9009687.cif