1,2,3,5,6,8a-六氢-8-吲嗪甲醛

4-(N-(3,3-dimethoxypropyl)trifluoroacetamido)-1,1-dimethoxybutane

8-carbobenzoxy-7-hydroxy-8-(1-oxobutyl)indolizidine

2-[(2-propyl-1,3-dioxolan-2-yl)methyl]pyrrolidine

4-(1,3-dithian-2-ylidene)butan-1-ol