Using CSCCCC(N(C)C)C1(c2ccc(Cl)cc2)CCC1, O=C(OO)c1cccc(Cl)c1 to produce CN(C)C(CCCS(C)=O)C1(c2ccc(Cl)cc2)CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.