9a-(acetyloxy)-3-[(acetyloxy)methyl]-4a,7b-dihydroxy-1,1,6,8-tetramethyl-5-oxo-1a,1b,4,4a,5,7a,7b,8,9,9a-decahydro-1H-cyclopropa[3,4]benzo[1,2-e]azulen-9-yl tetradecanoate