[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is the conjugate base of cerotic acid. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a very long-chain fatty acid anion, a fatty acid anion 26:0 and an omega-methyl fatty acid anion. It is a conjugate base of a hexacosanoic acid."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1]"}]