http://qiserver.ugr.es/cod/1008529.cif
http://qiserver.ugr.es/cod/1008530.cif
http://qiserver.ugr.es/cod/1008531.cif
http://qiserver.ugr.es/cod/1008952.cif
http://qiserver.ugr.es/cod/1528223.cif
http://qiserver.ugr.es/cod/1540155.cif
http://qiserver.ugr.es/cod/1540357.cif
http://qiserver.ugr.es/cod/1541055.cif
http://qiserver.ugr.es/cod/1541147.cif