[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][=Branch1][C][=O][O][O][C][=Branch1][C][=O][C][C]"}, {"from": "gpt", "value": "Available only as a 25% solution. Pure material poses a severe explosion hazard. Used as an initiator in polymerization reactions."}]