Using CCCCc1cnc2n1C(c1ccc(-c3ccccc3-c3nnn[nH]3)cc1)CCC2=NO to produce CCCCc1cnc2n1C(c1ccc(-c3ccccc3-c3nnn[nH]3)cc1)CCC2N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.