http://qiserver.ugr.es/cod/1526238.cif
http://qiserver.ugr.es/cod/1526239.cif
http://qiserver.ugr.es/cod/1526240.cif
http://qiserver.ugr.es/cod/1526241.cif
http://qiserver.ugr.es/cod/1526243.cif