http://qiserver.ugr.es/cod/1524099.cif
http://qiserver.ugr.es/cod/1528385.cif
http://qiserver.ugr.es/cod/1528639.cif
http://qiserver.ugr.es/cod/9009605.cif
http://qiserver.ugr.es/cod/9009606.cif