http://qiserver.ugr.es/cod/2002289.cif
http://qiserver.ugr.es/cod/4343604.cif
http://qiserver.ugr.es/cod/4344107.cif
http://qiserver.ugr.es/cod/4344108.cif
http://qiserver.ugr.es/cod/4344109.cif
http://qiserver.ugr.es/cod/4344255.cif
http://qiserver.ugr.es/cod/4344316.cif
http://qiserver.ugr.es/cod/4344507.cif
http://qiserver.ugr.es/cod/9012821.cif
http://qiserver.ugr.es/cod/9017479.cif