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