[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a long-chain primary fatty alcohol that is octadecan-1-ol (stearyl alcohol) substituted by a methyl group at position 16. It is functionally related to an octadecan-1-ol."}, {"from": "gpt", "value": "[C][C][C][Branch1][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][O]"}]