[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a fatty nitrile obtained by formal condensation of stearic (octadecanoic) acid with ammonia. It has a role as a plant metabolite. It is functionally related to an octadecanoic acid."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][#N]"}]