You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a emulsifier, membrane stabilizer, nutrient, energy storage, surfactant, energy source. Please represent the molecule in SMILES.
user
CCCCCCCCCCCCCCCC(=O)CC(=O)CCCCCC(O)CCCCCCC
assistant