http://qiserver.ugr.es/cod/9011882.cif
http://qiserver.ugr.es/cod/9011883.cif
http://qiserver.ugr.es/cod/9011884.cif
http://qiserver.ugr.es/cod/9015116.cif
http://qiserver.ugr.es/cod/9017824.cif
http://qiserver.ugr.es/cod/9017825.cif