Using N#Cc1cccc(O)c1, CC(C)(C)OC(=O)N[C@H](CCCO)C(=O)OCc1ccccc1 to produce CC(C)(C)OC(=O)N[C@H](CCCOc1cccc(C#N)c1)C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.