http://qiserver.ugr.es/cod/1010209.cif
http://qiserver.ugr.es/cod/1010869.cif
http://qiserver.ugr.es/cod/1010928.cif
http://qiserver.ugr.es/cod/1010962.cif
http://qiserver.ugr.es/cod/1011228.cif