Using CC(C)(C)OC(=O)N1CC=C(c2cccc3c2cc(C(N)=O)n3Cc2cccc(F)c2)CC1 to produce CC(C)(C)OC(=O)N1CCC(c2cccc3c2cc(C(N)=O)n3Cc2cccc(F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.