4-(2-methyl-1,2,3,4-tetrahydro-pyrido[4,3-b]indol-5-ylmethyl)benzoic acid methyl ester

三氟乙酸

N-甲基-4-哌啶酮

苯肼

2-甲基-2,3,4,5-四氢-1H-吡啶并[4,3-b]吲哚