Using [N-]=C=O, CNc1nccc(-c2cccnc2Oc2ccc(N)cc2)n1 to produce CNc1nccc(-c2cccnc2Oc2ccc(NC(N)=O)cc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.