http://qiserver.ugr.es/cod/9008209.cif
http://qiserver.ugr.es/cod/9008210.cif
http://qiserver.ugr.es/cod/9008211.cif
http://qiserver.ugr.es/cod/9008212.cif
http://qiserver.ugr.es/cod/9008213.cif
http://qiserver.ugr.es/cod/9008215.cif
http://qiserver.ugr.es/cod/9008216.cif
http://qiserver.ugr.es/cod/9008217.cif
http://qiserver.ugr.es/cod/9008218.cif
http://qiserver.ugr.es/cod/9008219.cif