Using CCCCCn1c2nc[nH]c2c(=O)n2c(CNC(=O)OCc3ccccc3)nnc12 to produce CCCCCn1c2nc[nH]c2c(=O)n2c(CN)nnc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.