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 surfactant, signalling molecule, energy storage, food additive. The molecule is a emulsifier, nutritional supplement, energy source, membrane stabilizer, and smooth. Please represent the molecule in SMILES.
user
CCCCCCCCCCCCCCCCCCCC(=O)NC(COC1OC(CO)C(OC2OC(CO)C(OC3OC(CO)C(O)C(OC4OC(CO)C(O)C(O)C4O)C3CC(C)=O)C(OC3(C(=O)O)CC(O)C(NC(C)=O)C(C(O)C(CO)OC4(C(=O)O)CC(O)C(NC(C)=O)C(C(O)C(CO)OC5(C(=O)O)CC(O)C(NC(C)=O)C(C(O)C(O)CO)O5)O4)O3)C2O)C(O)C1O)C(O)CCCCCCCCCCCCCCC
assistant