http://qiserver.ugr.es/cod/1001223.cif
http://qiserver.ugr.es/cod/1007062.cif
http://qiserver.ugr.es/cod/1537321.cif
http://qiserver.ugr.es/cod/1537322.cif
http://qiserver.ugr.es/cod/1537421.cif
http://qiserver.ugr.es/cod/1538474.cif