Using COc1ccc(NN=C(Br)C(F)(F)F)cc1, CCOC(=O)CC(=O)c1ccco1 to produce CCOC(=O)c1c(C(F)(F)F)nn(-c2ccc(OC)cc2)c1-c1ccco1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.