http://qiserver.ugr.es/cod/1008059.cif
http://qiserver.ugr.es/cod/1008120.cif
http://qiserver.ugr.es/cod/1509197.cif
http://qiserver.ugr.es/cod/1509203.cif
http://qiserver.ugr.es/cod/1509276.cif
http://qiserver.ugr.es/cod/1534355.cif
http://qiserver.ugr.es/cod/1538336.cif
http://qiserver.ugr.es/cod/1538338.cif