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 signalling molecule, a energy source, and a emulsifier. The molecule is a energy storage, surfactant, membrane stabilizer, nutrient.
user
CC(=O)OC(C)(C)CCC(=O)C(C)(O)C1C(O)CC2(C)C3CCc4c(cc(OC5OC(COC6OC(CO)C(OC7OC(C)C(O)C(O)C7O)C(O)C6O)C(O)C(O)C5O)c(O)c4C)C3(C)C(=O)CC12C
assistant