[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an alkylammonium sulfate. It has a role as an antihypertensive agent. It is functionally related to a bethanidine."}, {"from": "gpt", "value": "[C][N][C][=Branch1][Ring1][=NH1+1][C][N][C][C][=C][C][=C][C][=C][Ring1][=Branch1].[C][N][C][=Branch1][Ring1][=NH1+1][C][N][C][C][=C][C][=C][C][=C][Ring1][=Branch1].[O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}]