http://qiserver.ugr.es/cod/1533043.cif
http://qiserver.ugr.es/cod/1533044.cif
http://qiserver.ugr.es/cod/1533045.cif
http://qiserver.ugr.es/cod/1533420.cif
http://qiserver.ugr.es/cod/1533422.cif
http://qiserver.ugr.es/cod/1533424.cif
http://qiserver.ugr.es/cod/1533426.cif
http://qiserver.ugr.es/cod/1533429.cif
http://qiserver.ugr.es/cod/1533887.cif