Using CNC(=O)c1ccc2cc(C(O)c3cn(S(=O)(=O)c4ccc(C)cc4)cn3)ccc2c1 to produce CNC(=O)c1ccc2cc(C(=O)c3cn(S(=O)(=O)c4ccc(C)cc4)cn3)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.