http://qiserver.ugr.es/cod/1509541.cif
http://qiserver.ugr.es/cod/1509714.cif
http://qiserver.ugr.es/cod/1522270.cif
http://qiserver.ugr.es/cod/1522272.cif
http://qiserver.ugr.es/cod/1522274.cif
http://qiserver.ugr.es/cod/1524757.cif
http://qiserver.ugr.es/cod/1525041.cif
http://qiserver.ugr.es/cod/1525267.cif
http://qiserver.ugr.es/cod/1541803.cif
http://qiserver.ugr.es/cod/5000014.cif