Using CC1(Cc2ccc(-c3ccc(F)cn3)cc2)C(=O)OC(c2ccccc2)N1C(=O)OCc1ccccc1 to produce CC(Cc1ccc(-c2ccc(F)cn2)cc1)(NC(=O)OCc1ccccc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.