(3,4-dimethoxyphenyl)(4-hydroxy-3,4-dihydroquinolin-1(2H)-yl)methanone 、
吲哚啉 以to give the product of interest, i.e., 4-(2,3-dihydro-1H-indol-1-yl)-1-(3,4-dimethoxybenzoyl)-1,2,3,4-tetrahydroquinoline (268 mg, yield: 54%) as a white crystal的产率得到4-(2,3-dihydro-1H-indol-1-yl)-1-(3,4-dimethoxybenzoyl)-1,2,3,4-tetrahydroquinoline