5-methyl-3-phenyl-1H-indole-2-carbohydrazide

3-甲基茚-2-羧酸

3-methyl-1H-indene-2-carboxylic acid ethyl ester

3-苯基-吲哚-2-羧酸乙酯

3-苄基二氢-2,5-呋喃二酮