http://qiserver.ugr.es/cod/1518341.cif
http://qiserver.ugr.es/cod/1542561.cif
http://qiserver.ugr.es/cod/1543136.cif
http://qiserver.ugr.es/cod/1543209.cif
http://qiserver.ugr.es/cod/1543210.cif
http://qiserver.ugr.es/cod/1543211.cif
http://qiserver.ugr.es/cod/1543212.cif
http://qiserver.ugr.es/cod/1544761.cif
http://qiserver.ugr.es/cod/1546185.cif
http://qiserver.ugr.es/cod/1546186.cif
http://qiserver.ugr.es/cod/1547541.cif