1-acetyl-3-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one

N2-甲基-2,3-吡啶二胺

N,N'-羰基二咪唑

2-氯-3-硝基吡啶

N-benzyl-N-methyl-3-nitropyridin-2-amine