http://qiserver.ugr.es/cod/1538852.cif
http://qiserver.ugr.es/cod/1539208.cif
http://qiserver.ugr.es/cod/1539210.cif
http://qiserver.ugr.es/cod/1539335.cif
http://qiserver.ugr.es/cod/1539339.cif
http://qiserver.ugr.es/cod/1541267.cif
http://qiserver.ugr.es/cod/9012340.cif
http://qiserver.ugr.es/cod/9012341.cif