Using Cc1nn(C(=O)OC(C)(C)C)c2ccc(NS(=O)(=O)c3ccccc3S(C)(=O)=O)cc12 to produce Cc1n[nH]c2ccc(NS(=O)(=O)c3ccccc3S(C)(=O)=O)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.