http://qiserver.ugr.es/cod/1007079.cif
http://qiserver.ugr.es/cod/1007080.cif
http://qiserver.ugr.es/cod/1008919.cif
http://qiserver.ugr.es/cod/1509367.cif
http://qiserver.ugr.es/cod/1509514.cif
http://qiserver.ugr.es/cod/1541732.cif
http://qiserver.ugr.es/cod/1542194.cif
http://qiserver.ugr.es/cod/1542196.cif