http://qiserver.ugr.es/cod/1510005.cif
http://qiserver.ugr.es/cod/1510030.cif
http://qiserver.ugr.es/cod/1524978.cif
http://qiserver.ugr.es/cod/1537616.cif
http://qiserver.ugr.es/cod/1541295.cif