http://qiserver.ugr.es/cod/1510129.cif
http://qiserver.ugr.es/cod/1510158.cif
http://qiserver.ugr.es/cod/1510161.cif
http://qiserver.ugr.es/cod/1510180.cif
http://qiserver.ugr.es/cod/1510303.cif
http://qiserver.ugr.es/cod/1524943.cif
http://qiserver.ugr.es/cod/1524971.cif