[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a hydrochloride. It contains a famotidine."}, {"from": "gpt", "value": "[H+1].[C][=C][Branch1][=C][N][=C][Branch1][Ring2][S][Ring1][Branch1][N][=C][Branch1][C][N][N][C][S][C][C][C][=Branch1][#Branch2][=N][S][=Branch1][C][=O][=Branch1][C][=O][N][N].[Cl-1]"}]