Using CCO, CC(=O)N1CCC(C(=O)NCC(=O)c2ccc(F)cc2)CC1 to produce CC(=O)N1CCC(C(=O)NC(CO)C(=O)c2ccc(F)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.