113023-71-5 5-Oxacycloundec[cd]indene-4,9-dione,1,2,5a,6,7,8,10,13,13a,13b-decahydro-3,7,11,13a-tetramethyl-,[5aR-(5aR*,7S*,11Z,13aS*,13bS*)]- 11-30-3 rel-(2R,3aR,6aS,8aS,12aS,12bR,13bS)-3a-hydroxy-2-methoxy-6a,9,9,12a-tetramethyl-2,3,3a,6a,7,8,8a,9,10,11,12,12a,12b,13b-tetradecahydro-4H-benzo[a]furo[3,2-j]xanthen-4-one