[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a monohydroxybenzoic acid that is benzoic acid carrying a hydroxy substituent at C-4 of the benzene ring. It has a role as a plant metabolite and an algal metabolite. It is a conjugate acid of a 4-hydroxybenzoate."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][O][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][O]"}]