http://qiserver.ugr.es/cod/1508969.cif
http://qiserver.ugr.es/cod/1510363.cif
http://qiserver.ugr.es/cod/1528439.cif
http://qiserver.ugr.es/cod/1528440.cif
http://qiserver.ugr.es/cod/1528472.cif
http://qiserver.ugr.es/cod/1528473.cif
http://qiserver.ugr.es/cod/1528648.cif
http://qiserver.ugr.es/cod/1528649.cif
http://qiserver.ugr.es/cod/1528650.cif
http://qiserver.ugr.es/cod/1528759.cif