[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a straight-chain saturated fatty acid anion that is the conjugate base of octanoic acid (caprylic acid); believed to block adipogenesis. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a fatty acid anion 8:0 and a straight-chain saturated fatty acid anion. It is a conjugate base of an octanoic acid."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1]"}]