http://qiserver.ugr.es/cod/1100267.cif
http://qiserver.ugr.es/cod/1100268.cif
http://qiserver.ugr.es/cod/4031509.cif
http://qiserver.ugr.es/cod/4031513.cif
http://qiserver.ugr.es/cod/4031514.cif
http://qiserver.ugr.es/cod/4031520.cif
http://qiserver.ugr.es/cod/4031564.cif
http://qiserver.ugr.es/cod/4031594.cif
http://qiserver.ugr.es/cod/4031610.cif
http://qiserver.ugr.es/cod/4031611.cif
http://qiserver.ugr.es/cod/4031612.cif
http://qiserver.ugr.es/cod/4031613.cif
http://qiserver.ugr.es/cod/4031614.cif