丙烯腈

1,1'-(butane-1,4-diyl)-2,2'-diphenylbis(hexahydropyrimidine)

糖氨基嘌呤

(+)-2-顺(式),4-反(式)-脱落酸

N'-(4-(N'-hexahydropyrimidyl) butyl)-hexahydro-pyrimidine