You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a emulsifier, energy source, energy storage, nutrient, membrane stabilizer, surfactant.
user
C=C1C(=O)OC2CC3(C)CCCC(=C)C3CC12
assistant