[{"from": "human", "value": "Provide a brief overview of this molecule. [O][=O]"}, {"from": "gpt", "value": "The molecule is a diatomic oxygen, a gas molecular entity and an elemental molecule. It has a role as an anti-inflammatory drug, a reagent, a nutrient, a micronutrient, an oxidising agent, a human metabolite, a member of food packaging gas and a Saccharomyces cerevisiae metabolite. It is a conjugate base of a hydridodioxygen(1+)."}]