Using C[C@@H](N)C(=O)O, COC(=O)c1nc(C#N)c2c(Oc3ccccc3)cccc2c1O to produce C[C@@H](NC(=O)c1nc(C#N)c2c(Oc3ccccc3)cccc2c1O)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.