3-[(4-fluorophenyl)methoxy]-4-nitro-1-oxidopyridin-1-ium

3-溴-4-氯吡啶1-氧化物

1,1,1-trifluoro-N-(3-phenylsulfanylpyridin-4-yl)methanesulfonamide

3-(3,5-dichlorophenoxy)-4-nitro-1-oxidopyridin-1-ium

3-(3,5-dichlorophenoxy)pyridin-4-amine