Using CCCc1c(C(C)=O)c2ccc(C(N)=O)cc2n1Cc1ccccc1Cl, NO to produce CCCc1c(C(C)=NO)c2ccc(C(N)=O)cc2n1Cc1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.