http://qiserver.ugr.es/cod/4002650.cif
http://qiserver.ugr.es/cod/4002651.cif
http://qiserver.ugr.es/cod/4104323.cif
http://qiserver.ugr.es/cod/4104324.cif
http://qiserver.ugr.es/cod/4117934.cif
http://qiserver.ugr.es/cod/4117935.cif
http://qiserver.ugr.es/cod/4130346.cif
http://qiserver.ugr.es/cod/4131509.cif
http://qiserver.ugr.es/cod/4349033.cif
http://qiserver.ugr.es/cod/7116594.cif
http://qiserver.ugr.es/cod/7116595.cif
http://qiserver.ugr.es/cod/9011053.cif