http://qiserver.ugr.es/cod/1010037.cif
http://qiserver.ugr.es/cod/1010311.cif
http://qiserver.ugr.es/cod/1010312.cif
http://qiserver.ugr.es/cod/1010313.cif
http://qiserver.ugr.es/cod/1010314.cif
http://qiserver.ugr.es/cod/1010975.cif
http://qiserver.ugr.es/cod/1010982.cif