http://qiserver.ugr.es/cod/1525004.cif
http://qiserver.ugr.es/cod/1528169.cif
http://qiserver.ugr.es/cod/1539160.cif
http://qiserver.ugr.es/cod/1539308.cif
http://qiserver.ugr.es/cod/1540826.cif