http://qiserver.ugr.es/cod/1539184.cif
http://qiserver.ugr.es/cod/1539191.cif
http://qiserver.ugr.es/cod/1539194.cif
http://qiserver.ugr.es/cod/1539198.cif
http://qiserver.ugr.es/cod/1539201.cif
http://qiserver.ugr.es/cod/1539207.cif
http://qiserver.ugr.es/cod/1539209.cif
http://qiserver.ugr.es/cod/1541043.cif
http://qiserver.ugr.es/cod/1541044.cif