Using N#CCN, CC(C)C[C@H](Nc1nnnn1-c1ccccc1)C(=O)O to produce CC(C)C[C@H](Nc1nnnn1-c1ccccc1)C(=O)NCC#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.