Using C[Si](C)(C)ON, CC(CCc1ccc(Br)cc1)(C(=O)O)S(C)(=O)=O to produce CC(CCc1ccc(Br)cc1)(C(=O)NO)S(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.