http://qiserver.ugr.es/cod/1509230.cif
http://qiserver.ugr.es/cod/1509231.cif
http://qiserver.ugr.es/cod/1509233.cif
http://qiserver.ugr.es/cod/1509241.cif
http://qiserver.ugr.es/cod/1509531.cif
http://qiserver.ugr.es/cod/1541444.cif
http://qiserver.ugr.es/cod/1541446.cif
http://qiserver.ugr.es/cod/1541448.cif
http://qiserver.ugr.es/cod/1541449.cif
http://qiserver.ugr.es/cod/1541450.cif
http://qiserver.ugr.es/cod/1541451.cif