http://qiserver.ugr.es/cod/1008322.cif
http://qiserver.ugr.es/cod/1100081.cif
http://qiserver.ugr.es/cod/1100082.cif
http://qiserver.ugr.es/cod/1100083.cif
http://qiserver.ugr.es/cod/2106074.cif
http://qiserver.ugr.es/cod/2106075.cif
http://qiserver.ugr.es/cod/9007674.cif
http://qiserver.ugr.es/cod/9007675.cif
http://qiserver.ugr.es/cod/9011242.cif
http://qiserver.ugr.es/cod/9014162.cif
http://qiserver.ugr.es/cod/9015404.cif