Using CC(=O)Nc1ccc(-c2cc(=O)c3c(N)c(F)cc(F)c3o2)cc1F, COCCCCl to produce COCCCN(C(C)=O)c1ccc(-c2cc(=O)c3c(N)c(F)cc(F)c3o2)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.