http://qiserver.ugr.es/cod/1501469.cif
http://qiserver.ugr.es/cod/1510092.cif
http://qiserver.ugr.es/cod/1510094.cif
http://qiserver.ugr.es/cod/1529843.cif
http://qiserver.ugr.es/cod/1529911.cif
http://qiserver.ugr.es/cod/1530053.cif
http://qiserver.ugr.es/cod/1541034.cif
http://qiserver.ugr.es/cod/1541157.cif
http://qiserver.ugr.es/cod/9009977.cif
http://qiserver.ugr.es/cod/9012715.cif