Using CC(C)(C)OC(=O)N1CCC(CCOc2ccc3c(c2)C(=O)C(Br)=C3c2cc(F)cc(F)c2)CC1 to produce O=C1C(Br)=C(c2cc(F)cc(F)c2)c2ccc(OCCC3CCNCC3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.