(5bS,6aS,7aS,8R,8'9aS,9bS,10aS,10bS)-8-羟基-8a-异丙基-10b-甲基-1,5,5b,6,6a,8,8a,9a,9b,10b-十氢三(环氧乙烯并)[2',3':4b,5;2'',3'':6,7;2''',3''':8a,9]菲并[1,2-c]呋喃-3(2H)-酮
(5bS,6aS,7aS,8R,8'9aS,9bS,10aS,10bS)-8-Hydroxy-8a-isopropyl-10b-methyl-1,5,5b,6,6a,8,8a,9a,9b,10b-decahydrotris(oxireno)[2',3':4b,5;2'',3'':6,7;2''',3''':8a,9]phenanthro[1,2-c]furan-3(2H)-one
6,6-二甲基-5,7-二氧杂螺[2.5]辛烷-4,8-二酮
6,6-Dimethyl-5,7-dioxaspiro[2.5]octane-4,8-dione