Using [N-]=[N+]=[N-], CS(=O)(=O)OCCn1c(Cn2nnc3ccccc32)nc2ccccc21 to produce [N-]=[N+]=NCCn1c(Cn2nnc3ccccc32)nc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.