http://qiserver.ugr.es/cod/4119079.cif
http://qiserver.ugr.es/cod/4124700.cif
http://qiserver.ugr.es/cod/4124701.cif
http://qiserver.ugr.es/cod/4124702.cif
http://qiserver.ugr.es/cod/4124708.cif
http://qiserver.ugr.es/cod/4124709.cif