http://qiserver.ugr.es/cod/1528527.cif
http://qiserver.ugr.es/cod/1541022.cif
http://qiserver.ugr.es/cod/4001780.cif
http://qiserver.ugr.es/cod/4003535.cif
http://qiserver.ugr.es/cod/4303102.cif
http://qiserver.ugr.es/cod/7114741.cif
http://qiserver.ugr.es/cod/9000474.cif
http://qiserver.ugr.es/cod/9011929.cif
http://qiserver.ugr.es/cod/9013937.cif