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 membrane stabilizer, energy storage, nutrient, energy source, emulsifier, surfactant. Please write the SMILES representation of it.
user
CCCCCCCC1CC(C(=O)O)C(=O)O1
assistant