Using O=C(NS(=O)c1ccc(Br)cc1)C(F)(F)F, CCN(C(C)C)C(C)C to produce CN(C)S(=O)(=NC(=O)C(F)(F)F)c1ccc(Br)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.