3-[1-(2,2-dimethyl-propionyl)-6-nitro-1H-indol-3-yl]-4-(1-methyl-1H-indol-3-yl)-pyrrole-2,5-dione 、 、
sodium methylate 以
甲醇 为溶剂,
以yielded 300.6 mg (28.1%) of 3-(1-methyl-1H-indol-3-yl)-4-(6-nitro-1H-indol-3-yl)-pyrrole-2,5-dione (III) as a red solid的产率得到3-(1-methyl-1H-indol-3-yl)-4-(6-nitro-1H-indol-3-yl)-pyrrole-2,5-dione