[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][O-1].[C][C][=Branch1][C][=O][O-1].[Hg+2]"}, {"from": "gpt", "value": "The molecule is a white crystalline solid with an odor of vinegar. Sensitive to light. Density 3.25 g / cm3. Toxic by inhalation (dust, etc.) and by ingestion."}]