Using O=C(O)c1cccc2c1[nH]c1ccccc12, Nc1cccc(-n2cnnc2)c1 to produce O=C(Nc1cccc(-n2cnnc2)c1)c1cccc2c1[nH]c1ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.