Using Cc1c(Br)cc(Cl)c(NS(=O)(=O)c2n[nH]c(NC=O)n2)c1Cl to produce Cc1ccc(Cl)c(NS(=O)(=O)c2n[nH]c(N)n2)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.