Teucriumlactone

Allodolicholactone

4,4aα,5,6,7,7aα-Hexahydro-4β-methylene-7α-methylcyclopenta[c]pyran-3(1H)-one

(4aS)-4,4aα,5,6,7,7aα-Hexahydro-7α-methyl-4-methylenecyclopenta[c]pyran-3(1H)-one