http://qiserver.ugr.es/cod/1510896.cif
http://qiserver.ugr.es/cod/1511392.cif
http://qiserver.ugr.es/cod/1511687.cif
http://qiserver.ugr.es/cod/1534594.cif
http://qiserver.ugr.es/cod/1534680.cif
http://qiserver.ugr.es/cod/1536411.cif
http://qiserver.ugr.es/cod/1536413.cif
http://qiserver.ugr.es/cod/1536495.cif
http://qiserver.ugr.es/cod/1536497.cif
http://qiserver.ugr.es/cod/1536500.cif