Using CN(C)CCc1c[nH]c2ccc(C=NNC(=O)OC(C)(C)C)cc12 to produce CN(C)CCc1c[nH]c2ccc(CNNC(=O)OC(C)(C)C)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.