Using CCOC(=O)CCBr, NCCCC(c1ccc(F)cc1)c1ccc(F)cc1 to produce CCOC(=O)CCNCCCC(c1ccc(F)cc1)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.