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 has both a Odorless and a Strong astringent taste. Please represent the molecule in SMILES.
user
O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].[Al+3].[NH4+]
assistant