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 nutrient, energy source, membrane stabilizer, energy storage. Please represent the molecule in SMILES.
user
COc1cc2c(=O)c(-c3cc(O)c(O)c(O)c3O)coc2cc1O
assistant