Using Nc1ccccc1SCc1cc(Cl)cc2c1OCOC2, CC(C)(C)C(=O)Cl to produce CC(C)(C)C(=O)Nc1ccccc1SCc1cc(Cl)cc2c1OCOC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.