http://qiserver.ugr.es/cod/1008520.cif
http://qiserver.ugr.es/cod/1008521.cif
http://qiserver.ugr.es/cod/1008522.cif
http://qiserver.ugr.es/cod/1008523.cif
http://qiserver.ugr.es/cod/1008524.cif
http://qiserver.ugr.es/cod/1509968.cif
http://qiserver.ugr.es/cod/1527459.cif
http://qiserver.ugr.es/cod/1527460.cif
http://qiserver.ugr.es/cod/1527461.cif
http://qiserver.ugr.es/cod/1528065.cif
http://qiserver.ugr.es/cod/1528162.cif
http://qiserver.ugr.es/cod/1537731.cif
http://qiserver.ugr.es/cod/2002576.cif