Using Cc1ccc(-c2cc(C#N)c(N3CCOCC3)nc2-c2ccccc2)cc1 to produce Cc1ccc(-c2ccc(N3CCOCC3)nc2-c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.