http://qiserver.ugr.es/cod/1509681.cif
http://qiserver.ugr.es/cod/1522753.cif
http://qiserver.ugr.es/cod/1522754.cif
http://qiserver.ugr.es/cod/1522755.cif
http://qiserver.ugr.es/cod/1522756.cif
http://qiserver.ugr.es/cod/1522757.cif
http://qiserver.ugr.es/cod/1522758.cif
http://qiserver.ugr.es/cod/1522759.cif
http://qiserver.ugr.es/cod/1525146.cif
http://qiserver.ugr.es/cod/1539000.cif
http://qiserver.ugr.es/cod/1539002.cif