http://qiserver.ugr.es/cod/1522377.cif
http://qiserver.ugr.es/cod/1524766.cif
http://qiserver.ugr.es/cod/1524767.cif
http://qiserver.ugr.es/cod/1525066.cif
http://qiserver.ugr.es/cod/1538689.cif
http://qiserver.ugr.es/cod/1538692.cif