http://qiserver.ugr.es/cod/1560773.cif
http://qiserver.ugr.es/cod/1560774.cif
http://qiserver.ugr.es/cod/1560775.cif
http://qiserver.ugr.es/cod/1560776.cif
http://qiserver.ugr.es/cod/1560777.cif
http://qiserver.ugr.es/cod/1560778.cif