[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][Branch1][=Branch1][N][C][=N][Ring1][Branch1][C][C][N]"}, {"from": "gpt", "value": "The molecule is a member of the class of imidazoles that is 1H-imidazole substituted at position C-4 by a 2-aminoethyl group. It has a role as a human metabolite, a mouse metabolite and a neurotransmitter. It is an aralkylamino compound and a member of imidazoles. It is a conjugate base of a histaminium."}]