3,6-dioxaocta-1,8-diyl bis(3-oxobutanoate) 、
4,7,10,13-tetraoxa-1,1,16,16-tetraphenyl-1,15-hexadecadiene 在
manganese(III) triacetate dihydrate 、
溶剂黄146 作用下,
反应 0.67h,
以35%的产率得到15,34-dimethyl-3,6,9,12,16,20,23,26,29,33-decaoxa-2,13-dioxo-17,17,32,32-tetraphenyltricyclo[29.3.0.0(14,18)]tetratriaconta-14,34-diene