Using CC1SC(=O)NN=C1c1ccc2c(c1)C(C)(C)C(=O)N2, O=C=NC(=O)C(Cl)(Cl)Cl to produce CC1SC(=O)NN=C1c1ccc2c(c1)C(C)(C)C(=O)N2C(N)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.