You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: Decomposes at 120 °c with evolution of oxygen Please write the SMILES representation of it.
user
[O-][Cl+2]([O-])[O-].[O-][Cl+2]([O-])[O-].[Sr+2]
assistant