[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a metabolite found in or produced by Saccharomyces cerevisiae."}, {"from": "gpt", "value": "[C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][C][NH3+1]"}]