Using CCCc1nn(-c2ccc(O)cc2)c(-c2c(C)noc2C)c1C#N, NO to produce CCCc1nn(-c2ccc(O)cc2)c(-c2c(C)noc2C)c1C(N)=NO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.