Using CCOC(=O)N1CCC2(CC(N3CCC(F)(C(=O)OC)CC3)C2)C1 to produce CCOC(=O)N1CCC2(CC(N3CCC(F)(C(=O)O)CC3)C2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.