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 energy storage, membrane stabilizer, nutrient, emulsifier, energy source, surfactant.
user
O=C(O)c1cc(O)c(=O)c2c(O)c(O)cc(C3Oc4cc(O)cc(O)c4CC3OC(=O)c3cc(O)c(O)c(O)c3)c2c1
assistant