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 membrane stabilizer, energy source, emulsifier, energy storage, nutrient, surfactant. Please represent the molecule in SMILES.
user
C=C1CC23CCC4C(C)(C(=O)OC5OC(CO)C(O)C(O)C5OC5OC(CO)C(O)C(O)C5O)CCCC4(C)C2CCC1(OC1OC(CO)C(O)C(O)C1OC1OC(CO)C(O)C(O)C1O)C3
assistant