http://qiserver.ugr.es/cod/1511566.cif
http://qiserver.ugr.es/cod/1524562.cif
http://qiserver.ugr.es/cod/1525229.cif
http://qiserver.ugr.es/cod/1525343.cif
http://qiserver.ugr.es/cod/1528520.cif
http://qiserver.ugr.es/cod/1534172.cif
http://qiserver.ugr.es/cod/1534173.cif
http://qiserver.ugr.es/cod/1534174.cif
http://qiserver.ugr.es/cod/1537470.cif
http://qiserver.ugr.es/cod/1539131.cif
http://qiserver.ugr.es/cod/1539269.cif
http://qiserver.ugr.es/cod/1539769.cif