http://qiserver.ugr.es/cod/1530139.cif
http://qiserver.ugr.es/cod/1530928.cif
http://qiserver.ugr.es/cod/1530929.cif
http://qiserver.ugr.es/cod/9009995.cif
http://qiserver.ugr.es/cod/9011917.cif