Using CN1Cc2c(-c3cnn(CCCO)c3)ccc([N+](=O)[O-])c2C1=O to produce CN1Cc2c(-c3cnn(CCCO)c3)ccc(N)c2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.