Using Cn1c(C2CC2C(=O)O)nc2ccc(-n3ccc(OCc4ccc(Cl)cc4)cc3=O)cc21, CCN(CC)CC to produce Cn1c(C2CC2C(N)=O)nc2ccc(-n3ccc(OCc4ccc(Cl)cc4)cc3=O)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.