[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a derivative of propylamine having a methylmercapto group at the 3-position. It is a primary amino compound and an organic sulfide. It is functionally related to a 3-aminopropane-1-thiol and a propylamine. It is a conjugate base of a 3-methylthiopropylaminium."}, {"from": "gpt", "value": "[C][S][C][C][C][N]"}]