Using COC(=O)C(Br)Cc1cnc2cc(OCc3ccccc3C(F)(F)F)ccc2c1, NC(N)=S to produce N=C1NC(=O)C(Cc2cnc3cc(OCc4ccccc4C(F)(F)F)ccc3c2)S1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.