Using CC(C)(C)OC(=O)N1CC(C)(C)c2cnc(COS(C)(=O)=O)cc21, c1cn[nH]c1 to produce CC(C)(C)OC(=O)N1CC(C)(C)c2cnc(Cn3cccn3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.