http://qiserver.ugr.es/cod/1100060.cif
http://qiserver.ugr.es/cod/1509920.cif
http://qiserver.ugr.es/cod/1510881.cif
http://qiserver.ugr.es/cod/1535311.cif
http://qiserver.ugr.es/cod/1535314.cif
http://qiserver.ugr.es/cod/1535317.cif
http://qiserver.ugr.es/cod/1535319.cif
http://qiserver.ugr.es/cod/5910075.cif
http://qiserver.ugr.es/cod/9009777.cif
http://qiserver.ugr.es/cod/9009778.cif