Using CC(O)c1cnc(-c2ccc(Cl)cc2)s1, O=C1C=C(Cl)C2CCC1C2 to produce CC(OC1=CC(=O)C2CCC1C2)c1cnc(-c2ccc(Cl)cc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.