3-丁基吡啶

1,1-diisopropyl-3,3-dimethyl-1,3-dihydrobenzo[c][1,2]oxasilole

3-(4,4-二甲基-4,5-二氢-1,3-氧唑-2-基)吡啶

5-(3-吡啶基)-1,3-噁唑

烟酸乙酯