http://qiserver.ugr.es/cod/9012789.cif
http://qiserver.ugr.es/cod/9012790.cif
http://qiserver.ugr.es/cod/9012791.cif
http://qiserver.ugr.es/cod/9012792.cif
http://qiserver.ugr.es/cod/9012793.cif
http://qiserver.ugr.es/cod/9012794.cif