6,7-二氢-5H环戊[b]并吡啶-2-醇

1,3,4,5,6,7-hexahydrocyclopenta[b]pyridin-2-one

3-(1,4-二氧杂螺[4.4]壬-6-基)丙腈

3-[2-(imidazole-1-carbothioyl)cyclopentyl]propanenitrile

3-(2-hydroxycyclopentyl)propanenitrile