Using O=C(O)Cc1ccc(Br)c(C(F)(F)F)c1, Nc1ccc(-c2cnccn2)cn1 to produce O=C(Cc1ccc(Br)c(C(F)(F)F)c1)Nc1ccc(-c2cnccn2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.