Using N#Cc1cnn(-c2ccccc2)c1N, CCOC(=O)CC(=O)OCC to produce CCOC(=O)c1c(N)c2cnn(-c3ccccc3)c2[nH]c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.