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: It belongs to the photoacid generator class of molecules. Please write the SMILES representation of it.
user
CCC(C)(CC(C)(C)C(=O)OCCS(=O)(=O)O)C(=O)OC12CC3CC(CC(O)(C3)C1)C2
assistant