http://qiserver.ugr.es/cod/9008205.cif http://qiserver.ugr.es/cod/9008206.cif http://qiserver.ugr.es/cod/9008207.cif http://qiserver.ugr.es/cod/9008208.cif http://qiserver.ugr.es/cod/9011425.cif http://qiserver.ugr.es/cod/9017355.cif