5-bromo-2,2'-dichloro-[4,4']bipyridinyl

5,5'-dibromo-2'-chloro-3,4-dihydro-1H-[4,4']bipyridinyl-2-one

3-(6-氯-3-吡啶)-丙烯酸乙酯

2-chloro-5-[(2R)-oxiran-2-yl]pyridine

6-氯烟醛