(R)-(+)-3-(叔丁基二甲基硅氧基)-5-氧代-1-环戊烯基-1-己酸甲酯

(-)-6beta-羟甲基-7alpha-羟基-顺式-2-氧杂双环[3.3.0]辛-3-酮

(-)-3-羰基-6-Β -三苯甲基氧-7-Alpha -苯甲酰氧-2-氧杂双环[ 3.3.0 ]辛烷

3,3A,6,6A-四氢-2H-环戊二烯并[b]呋喃-2-酮

(1S,4R)-4-(6-chloropurin-9-yl)cyclopent-2-en-1-ol