http://qiserver.ugr.es/cod/2102476.cif
http://qiserver.ugr.es/cod/7036039.cif
http://qiserver.ugr.es/cod/7219021.cif
http://qiserver.ugr.es/cod/7219022.cif
http://qiserver.ugr.es/cod/7223404.cif
http://qiserver.ugr.es/cod/7226696.cif