http://qiserver.ugr.es/cod/1525135.cif
http://qiserver.ugr.es/cod/1525136.cif
http://qiserver.ugr.es/cod/1528556.cif
http://qiserver.ugr.es/cod/9009860.cif
http://qiserver.ugr.es/cod/9009934.cif
http://qiserver.ugr.es/cod/9009935.cif
http://qiserver.ugr.es/cod/9009936.cif
http://qiserver.ugr.es/cod/9009937.cif
http://qiserver.ugr.es/cod/9012422.cif
http://qiserver.ugr.es/cod/9017911.cif