iron(II) acetate 、 6,13-bis(ethoxycarbonyl)-7,12-dimethyldibenzo[b,i]-1,4,8,11-tetraazacyclotetradeca-5,7,12,14-tetraene 以
甲醇 为溶剂,
以88%的产率得到diethyl (4E,14E)-3,16-dimethyl-2,17-diaza-6,13-diazanidatricyclo[16.4.0.07,12]docosa-1(22),2,4,7,9,11,14,16,18,20-decaene-4,15-dicarboxylate;iron(2+)