[{"from": "human", "value": "What can you tell me about this molecule? [O-1][V][=Branch1][C][=O][=O].[K+1]"}, {"from": "gpt", "value": "The molecule appears as a colorless to pale green colored crystalline solid. Denser than water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion. Used to make dyes, inks and laundry compounds."}]