http://qiserver.ugr.es/cod/1517827.cif
http://qiserver.ugr.es/cod/2001694.cif
http://qiserver.ugr.es/cod/2101206.cif
http://qiserver.ugr.es/cod/2107328.cif
http://qiserver.ugr.es/cod/2202818.cif
http://qiserver.ugr.es/cod/4022136.cif
http://qiserver.ugr.es/cod/4029789.cif
http://qiserver.ugr.es/cod/7028168.cif
http://qiserver.ugr.es/cod/7031177.cif
http://qiserver.ugr.es/cod/7151707.cif
http://qiserver.ugr.es/cod/7200785.cif
http://qiserver.ugr.es/cod/7213319.cif
http://qiserver.ugr.es/cod/9011153.cif