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, a emulsifier, and a waste product. The molecule is a nutrient, membrane stabilizer, energy storage, energy source. Please represent the molecule in SMILES.
user
C#CC#CCCC=CC=CC(=O)NCC(C)C
assistant