2-(1-chlorocyclopentyl)ethyl-oxo-phenylphosphanium

8-氧代-3-氮杂双环[3.2.1]辛烷-3-羧酸叔丁酯

2-butan-2-ylcyclopentan-1-one

3-methyl-6,7-dihydro-5H-cyclopenta[c]pyridine-4-carbonitrile

三甲基(1-氧杂螺[2.4]庚-2-基)硅烷