Using COC(=O)c1ccccc1-c1ccc(CBr)cc1, CCCCc1n[nH]c(C(F)(F)CCC)n1 to produce CCCCc1nc(C(F)(F)CCC)nn1Cc1ccc(-c2ccccc2C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.