http://qiserver.ugr.es/cod/1511140.cif
http://qiserver.ugr.es/cod/1511144.cif
http://qiserver.ugr.es/cod/1538051.cif
http://qiserver.ugr.es/cod/1539539.cif
http://qiserver.ugr.es/cod/1540098.cif
http://qiserver.ugr.es/cod/1540099.cif
http://qiserver.ugr.es/cod/1540100.cif
http://qiserver.ugr.es/cod/1540101.cif
http://qiserver.ugr.es/cod/1540102.cif
http://qiserver.ugr.es/cod/1541148.cif
http://qiserver.ugr.es/cod/1541264.cif