http://qiserver.ugr.es/cod/6000256.cif
http://qiserver.ugr.es/cod/6000278.cif
http://qiserver.ugr.es/cod/6000344.cif
http://qiserver.ugr.es/cod/6000345.cif
http://qiserver.ugr.es/cod/9014297.cif
http://qiserver.ugr.es/cod/9014320.cif
http://qiserver.ugr.es/cod/9015074.cif
http://qiserver.ugr.es/cod/9015192.cif
http://qiserver.ugr.es/cod/9015658.cif
http://qiserver.ugr.es/cod/9015849.cif
http://qiserver.ugr.es/cod/9016116.cif
http://qiserver.ugr.es/cod/9016435.cif