Substituted tryptamines CompoundStructure Substituted tryptophans Tryptamine Monomethyltryptamine (NMT) α-Methyltryptamine (αMT) Serotonin (5-HT) 4-Methyl-α-methyltryptamine (4-Me-αMT) Dimethyltryptamine (DMT) α-Ethyltryptamine (αET) 4-Hydroxy-α-methyltryptamine (4-HO-αMT) 5-Fluoro-α-methyltryptamine (5-Fluoro-αMT) 5-Methoxy-α-methyltryptamine (5-MeO-αMT) Bufotenin (5-HO-DMT) Psilocin (4-HO-DMT) 5-Fluoro-N,N-dimethyltryptamine (5-Fluoro-DMT) 7-Chloro-α-methyltryptamine (7-Chloro-αMT) 5-Ethoxy-α-methyltryptamine (5-EtO-αMT) 5-Methoxy-N,N-dimethyltryptamine (5-MeO-DMT) 5-Chloro-N,N-dimethyltryptamine (5-Chloro-DMT) Melatonin 5-Nitro-N,N-dimethyltryptamine (5-Nitro-DMT) Psilacetin (4-AcO-DMT) 4-Propionoyloxy-N,N-dimethyltryptamine (4-PrO-DMT) 5-Bromo-N,N-dimethyltryptamine (5-Bromo-DMT) Psilocybin (4-PO-DMT) Sumatriptan