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 surfactant, emulsifier, nutrient, energy source, energy storage, membrane stabilizer. Please represent the molecule in SMILES.
user
C=C1CCc2c(C)ccc3c(C=O)c(=O)oc-3c21
assistant