[{"from": "human", "value": "Describe this molecule. [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][N][C][Branch1][O][C][C][C][C][C][C][C][C][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a carboxamide consisting of a 1-hydroxydodecan-2-yl moiety linked via nitrogen to tetracosanamide. A ceramide mimetic, it is composed of a saturated C12-sphingosine mimetic and lignoceric acid (C24:0). It has a role as a ceramide mimetic and an epitope."}]