Using Clc1cc(-c2ccccc2)c2ccccc2n1, COC(=O)C(C)(C)CCCCS to produce COC(=O)C(C)(C)CCCCSc1cc(-c2ccccc2)c2ccccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.