http://qiserver.ugr.es/cod/1000169.cif
http://qiserver.ugr.es/cod/1000170.cif
http://qiserver.ugr.es/cod/1000171.cif
http://qiserver.ugr.es/cod/1000172.cif
http://qiserver.ugr.es/cod/1000173.cif
http://qiserver.ugr.es/cod/1001764.cif
http://qiserver.ugr.es/cod/1537477.cif
http://qiserver.ugr.es/cod/1537478.cif
http://qiserver.ugr.es/cod/1537479.cif
http://qiserver.ugr.es/cod/1537480.cif
http://qiserver.ugr.es/cod/1537481.cif
http://qiserver.ugr.es/cod/1537482.cif
http://qiserver.ugr.es/cod/9011927.cif