[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a fatty alcohol consisting of a hydroxy function at C-1 of an unbranched saturated chain of 20 carbon atoms. It is a long-chain primary fatty alcohol and a fatty alcohol 20:0."}]