[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is the organic chloride salt of cetyltrimethylammonium. It has a role as a surfactant. It is a quaternary ammonium salt and an organic chloride salt. It contains a cetyltrimethylammonium ion."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][N+1][Branch1][C][C][Branch1][C][C][C].[Cl-1]"}]