Using CC(C)(C)OC(=O)N1C[C@H](c2ccc(Cl)c(F)c2)CC1=O, [OH-] to produce CC(C)(C)OC(=O)NC[C@@H](CC(=O)O)c1ccc(Cl)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.