[{"from": "human", "value": "Could you provide a description of this molecule? [C][N][Branch1][C][C][C][C][N][Branch1][=C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][=N][C][=C][C][=N][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule appears as an oily liquid. Used (in the form of the hydrochloride) as an antihistamine."}]