描述:
diethyl-4,7-diphenyl-5,6(o,o'-biphenylyl)-11,12-diazapentacyclo<8,2,2,14,702,903,8>pentadeca-5,11,13-trien-15-one-11,12-dicarboxylate 以80%的产率得到diethyl-4,7-diphenyl-5,6-(o,o'-biphenylyl)-11,12-diazapentacyclo<8,2,2,02,903,706,8>tetradeca-4,13-dien-11,12-dicarboxylate