http://qiserver.ugr.es/cod/1570432.cif
http://qiserver.ugr.es/cod/1571635.cif
http://qiserver.ugr.es/cod/1571803.cif
http://qiserver.ugr.es/cod/1571804.cif
http://qiserver.ugr.es/cod/1571805.cif
http://qiserver.ugr.es/cod/1572790.cif
http://qiserver.ugr.es/cod/1572791.cif
http://qiserver.ugr.es/cod/1572792.cif
http://qiserver.ugr.es/cod/1572793.cif
http://qiserver.ugr.es/cod/1572794.cif