[(3-氨基吡啶-2-基)亚甲基氨基]硫脲

3-甲基-1H-咪唑并[4,5-b]吡啶-2(3H)-酮

3-nitro-N-pyridin-2-ylpyridin-2-amine

2-甲基-8-硝基[1,2,4]三唑并[1,5-a]吡啶

N-[(4-fluorophenyl)methyl]-3-nitropyridin-2-amine