Using CSc1cccc(Oc2ncc(F)cc2C(=O)N[C@H]2CC[C@H](N)CC2)c1, CC(C)(CO)C(=O)O to produce CSc1cccc(Oc2ncc(F)cc2C(=O)N[C@H]2CC[C@@H](NC(=O)C(C)(C)CO)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.