methyl 3-[2-formyl-N-(methoxymethyl)indol-3-yl]acrylate

methyl 3-(N-methoxymethyl-2-hydroxyiminoindol-3-yl)acrylate

3-(methoxycarbonyl)-9-(methoxymethyl)-9H-pyrido[3,4-b]indole 2-oxide

methyl 1-chloro-N-(methoxymethyl)pyrido[3,4-b]indole-3-carboxylate

3-methoxy-carbonyl-β-carbolin-1-carbonsaeure