57379-42-7

(1aR,1bS,4aR,7aS,7bR,8R,9aS)-4a,7b-dihydroxy-1,1,3,6,8-pentamethyl-5-oxo-1,1a,1b,4,4a,5,7a,7b,8,9-decahydro-9aH-cyclopropa[3,4]benzo[1,2-e]azulen-9a-yl (2E)-2-methylbut-2-enoate