http://qiserver.ugr.es/cod/1004144.cif
http://qiserver.ugr.es/cod/1004145.cif
http://qiserver.ugr.es/cod/1521773.cif
http://qiserver.ugr.es/cod/1521774.cif
http://qiserver.ugr.es/cod/1569839.cif
http://qiserver.ugr.es/cod/6000315.cif
http://qiserver.ugr.es/cod/6000316.cif
http://qiserver.ugr.es/cod/6000317.cif
http://qiserver.ugr.es/cod/6000336.cif
http://qiserver.ugr.es/cod/6000337.cif
http://qiserver.ugr.es/cod/9009775.cif
http://qiserver.ugr.es/cod/9009776.cif
http://qiserver.ugr.es/cod/9012229.cif