http://qiserver.ugr.es/cod/1500039.cif
http://qiserver.ugr.es/cod/1510786.cif
http://qiserver.ugr.es/cod/1528352.cif
http://qiserver.ugr.es/cod/1528378.cif
http://qiserver.ugr.es/cod/1528379.cif
http://qiserver.ugr.es/cod/1528470.cif
http://qiserver.ugr.es/cod/1528471.cif
http://qiserver.ugr.es/cod/1528478.cif
http://qiserver.ugr.es/cod/1528855.cif