Using O=C(Cl)OC(Cl)(Cl)Cl, C=CCOC(=O)CONC1CNNc2ccccc21 to produce C=CCOC(=O)CON1C(=O)N2CC1c1ccccc1N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.