http://qiserver.ugr.es/cod/1001693.cif
http://qiserver.ugr.es/cod/1001694.cif
http://qiserver.ugr.es/cod/1510361.cif
http://qiserver.ugr.es/cod/1510452.cif
http://qiserver.ugr.es/cod/1544387.cif
http://qiserver.ugr.es/cod/1544391.cif
http://qiserver.ugr.es/cod/6000564.cif
http://qiserver.ugr.es/cod/6000565.cif
http://qiserver.ugr.es/cod/9017512.cif
http://qiserver.ugr.es/cod/9017513.cif