Using Fc1ccc(C(=CCBr)c2ccc(F)cc2)cc1, CCCN1C(=O)OC2(CCNCC2)C1(C)O to produce CCCN1C(=O)OC2(CCN(CC=C(c3ccc(F)cc3)c3ccc(F)cc3)CC2)C1(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.