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 energy source, nutrient, membrane stabilizer, surfactant, emulsifier, energy storage. Please write the SMILES representation of it.
user
C=C1CCC2C(C)(C)CCCC2(C)C1CC=C(C=O)CC=O
assistant