1-chloro-7-ethyl-4-methylazulene

甲基硼酸

Isodehydrocostus lactone

6-hydroxy-guaia-4(15),10(14)-dien-12-oic acid-lactone

(3aS,6aR,9aR,9bS)-6-甲基-3,9-二亚甲基-4,6a,7,8,9a,9b-六氢-3aH-薁并[5,4-d]呋喃-2-酮