http://qiserver.ugr.es/cod/1008065.cif
http://qiserver.ugr.es/cod/1527182.cif
http://qiserver.ugr.es/cod/1527183.cif
http://qiserver.ugr.es/cod/1527184.cif
http://qiserver.ugr.es/cod/1527389.cif
http://qiserver.ugr.es/cod/1528845.cif