[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][S][=Branch1][C][=O][=Branch1][C][=O][C][Ring1][#Branch1]"}, {"from": "gpt", "value": "The molecule is a colorless oily liquid with a weak oily odor. Solidifies (freezing point is 79 \u00b0F) and sinks on first contact with water, then mixes with water. (USCG, 1999)"}]