Using O=C1CC[C@@H](c2ccc(C=CS(=O)(=O)N3CCOCC3)cc2)C1 to produce O=C1CC[C@@H](c2ccc(CCS(=O)(=O)N3CCOCC3)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.