http://qiserver.ugr.es/cod/1509336.cif
http://qiserver.ugr.es/cod/1521075.cif
http://qiserver.ugr.es/cod/1521076.cif
http://qiserver.ugr.es/cod/1521213.cif
http://qiserver.ugr.es/cod/1521264.cif
http://qiserver.ugr.es/cod/1521335.cif
http://qiserver.ugr.es/cod/1521336.cif
http://qiserver.ugr.es/cod/1521337.cif
http://qiserver.ugr.es/cod/1521632.cif
http://qiserver.ugr.es/cod/1522121.cif
http://qiserver.ugr.es/cod/6000064.cif