http://qiserver.ugr.es/cod/1510446.cif
http://qiserver.ugr.es/cod/1510447.cif
http://qiserver.ugr.es/cod/1522850.cif
http://qiserver.ugr.es/cod/1525230.cif
http://qiserver.ugr.es/cod/1525231.cif
http://qiserver.ugr.es/cod/1527101.cif
http://qiserver.ugr.es/cod/1527130.cif
http://qiserver.ugr.es/cod/1528186.cif
http://qiserver.ugr.es/cod/1528581.cif