You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a emulsifier, energy storage, surfactant, energy source. The molecule is a membrane stabilizer and nutrient, belonging to both the anti oxidant and drug classes of molecules. Please write the SMILES representation of it.
user
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC(C)=O
assistant