http://qiserver.ugr.es/cod/1522609.cif
http://qiserver.ugr.es/cod/1523215.cif
http://qiserver.ugr.es/cod/1523216.cif
http://qiserver.ugr.es/cod/1524185.cif
http://qiserver.ugr.es/cod/1525003.cif
http://qiserver.ugr.es/cod/1527128.cif
http://qiserver.ugr.es/cod/1537751.cif
http://qiserver.ugr.es/cod/1538769.cif
http://qiserver.ugr.es/cod/1540890.cif
http://qiserver.ugr.es/cod/1540891.cif