Using N#Cc1nc2cnc3ccc(Cl)cc3c2n1-c1ccccc1Cl, NO to produce N=C(NO)c1nc2cnc3ccc(Cl)cc3c2n1-c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.