http://qiserver.ugr.es/cod/1510867.cif
http://qiserver.ugr.es/cod/1510967.cif
http://qiserver.ugr.es/cod/1511383.cif
http://qiserver.ugr.es/cod/1511410.cif
http://qiserver.ugr.es/cod/1522432.cif
http://qiserver.ugr.es/cod/1523524.cif
http://qiserver.ugr.es/cod/1530043.cif
http://qiserver.ugr.es/cod/1530044.cif
http://qiserver.ugr.es/cod/1530045.cif
http://qiserver.ugr.es/cod/1538152.cif