http://qiserver.ugr.es/cod/1509749.cif
http://qiserver.ugr.es/cod/1510010.cif
http://qiserver.ugr.es/cod/1529542.cif
http://qiserver.ugr.es/cod/1529543.cif
http://qiserver.ugr.es/cod/1529698.cif
http://qiserver.ugr.es/cod/1529699.cif
http://qiserver.ugr.es/cod/1529700.cif
http://qiserver.ugr.es/cod/1529746.cif
http://qiserver.ugr.es/cod/1529747.cif
http://qiserver.ugr.es/cod/1529748.cif