http://qiserver.ugr.es/cod/1522063.cif
http://qiserver.ugr.es/cod/1522064.cif
http://qiserver.ugr.es/cod/1522066.cif
http://qiserver.ugr.es/cod/1525574.cif
http://qiserver.ugr.es/cod/1526685.cif
http://qiserver.ugr.es/cod/1533475.cif