http://qiserver.ugr.es/cod/1500043.cif
http://qiserver.ugr.es/cod/1529548.cif
http://qiserver.ugr.es/cod/1529549.cif
http://qiserver.ugr.es/cod/1529550.cif
http://qiserver.ugr.es/cod/1529551.cif
http://qiserver.ugr.es/cod/1529552.cif
http://qiserver.ugr.es/cod/1529553.cif
http://qiserver.ugr.es/cod/1529554.cif
http://qiserver.ugr.es/cod/1529555.cif
http://qiserver.ugr.es/cod/1530719.cif
http://qiserver.ugr.es/cod/1530720.cif
http://qiserver.ugr.es/cod/1537753.cif