Using CC(C)S(=O)(=O)c1ccc(-n2nc(C(N)=O)c3c2-c2cc(NC(=O)c4ccccc4Cl)ccc2CC3)cc1 to produce CC(C)S(=O)(=O)c1ccc(NN)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.