http://qiserver.ugr.es/cod/1526407.cif
http://qiserver.ugr.es/cod/1526409.cif
http://qiserver.ugr.es/cod/1526963.cif
http://qiserver.ugr.es/cod/1526964.cif
http://qiserver.ugr.es/cod/1526965.cif
http://qiserver.ugr.es/cod/1526966.cif
http://qiserver.ugr.es/cod/1526967.cif
http://qiserver.ugr.es/cod/1526968.cif
http://qiserver.ugr.es/cod/1526969.cif