1: Harmine With sodium hydride in tetrahydrofuran; N,N-dimethyl-formamide T=20°C; 2: benzyl bromide in tetrahydrofuran; N,N-dimethyl-formamide 8 h; Heating / reflux; 3: With hydrogenchloride; sodium hydrogencarbonate more than 3 stages;

sodium hydride in tetrahydrofuran; N,N-dimethyl-formamide T=20°C;

ammonia; KNH2 Behandeln des Reaktionsprodukts mit Benzylbromid in Aether;