http://qiserver.ugr.es/cod/1522629.cif
http://qiserver.ugr.es/cod/1522630.cif
http://qiserver.ugr.es/cod/1525010.cif
http://qiserver.ugr.es/cod/1525011.cif
http://qiserver.ugr.es/cod/1525012.cif
http://qiserver.ugr.es/cod/1525013.cif