1-(3H-imidazol-4-yl)propan-2-amine [2-(3H-imidazol-4-yl)-1-methyl-ethyl]amine .alpha.-Methylhistamine 1H-Imidazole-4-ethanamine, .alpha.-methyl- PDSP2_000181 1H-Imidazole-4-ethanamine, alpha-methyl- alpha-Methylhistamine PDSP1_000182