(+)-(5S,8S,9R,10S)-20-Methoxypuupehenone 9H-benzo[a]xanthen-9-one, 1,2,3,4,4a,5,6,6a,12a,12b-decahydro-10-methoxy-4,4,6a,12b-tetramethyl-, (4aS,6aS,12aR,12bS)- InChI=1/C22H30O3/c1-20(2)8-6-9-21(3)18(20)7-10-22(4)19(21)12-14-11-17(24-5)15(23)13-16(14)25-22/h11-13,18-19H,6-10H2,1-5H3/t18-,19+,21-,22-/m0/s rel-(4aR,6aR,12aS,12bR)-10-methoxy-4,4,6a,12b-tetramethyl-1,2,3,4,4a,5,6,6a,12a,12b-decahydro-9H-benzo[a]xanthen-9-one