http://qiserver.ugr.es/cod/1525602.cif
http://qiserver.ugr.es/cod/1525603.cif
http://qiserver.ugr.es/cod/1525604.cif
http://qiserver.ugr.es/cod/1525786.cif
http://qiserver.ugr.es/cod/1525924.cif
http://qiserver.ugr.es/cod/1525926.cif