Using COc1ccc(C2CCNCC2)cc1OC1CCCC1, O=C=NC(=O)C(Cl)(Cl)Cl to produce COc1ccc(C2CCN(C(N)=O)CC2)cc1OC1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.