http://qiserver.ugr.es/cod/1008092.cif
http://qiserver.ugr.es/cod/1522972.cif
http://qiserver.ugr.es/cod/1522973.cif
http://qiserver.ugr.es/cod/1522974.cif
http://qiserver.ugr.es/cod/1525353.cif
http://qiserver.ugr.es/cod/1539535.cif