http://qiserver.ugr.es/cod/1557233.cif
http://qiserver.ugr.es/cod/1557477.cif
http://qiserver.ugr.es/cod/1557744.cif
http://qiserver.ugr.es/cod/1557789.cif
http://qiserver.ugr.es/cod/1558004.cif
http://qiserver.ugr.es/cod/1558193.cif
http://qiserver.ugr.es/cod/1560196.cif
http://qiserver.ugr.es/cod/1564528.cif
http://qiserver.ugr.es/cod/9017766.cif
http://qiserver.ugr.es/cod/9017767.cif
http://qiserver.ugr.es/cod/9017768.cif
http://qiserver.ugr.es/cod/9017769.cif
http://qiserver.ugr.es/cod/9017770.cif
http://qiserver.ugr.es/cod/9017771.cif