[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][O-1].[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Hg+1]"}, {"from": "gpt", "value": "The molecule is an organomercurial compound used as a fungicide and slimicide."}]