http://qiserver.ugr.es/cod/1510153.cif
http://qiserver.ugr.es/cod/1522693.cif
http://qiserver.ugr.es/cod/1522861.cif
http://qiserver.ugr.es/cod/1522862.cif
http://qiserver.ugr.es/cod/1523811.cif
http://qiserver.ugr.es/cod/1523812.cif
http://qiserver.ugr.es/cod/1538148.cif
http://qiserver.ugr.es/cod/1539288.cif
http://qiserver.ugr.es/cod/1539290.cif
http://qiserver.ugr.es/cod/1541126.cif