Showing structure for trimethylsilyl (4as,6as,6br,8ar,9r,10r,12ar,12br,14bs)-9-formyl-2,2,6a,6b,9,12a-hexamethyl-10-[(trimethylsilyl)oxy]-1,3,4,5,6,7,8,8a,10,11,12,12b,13,14b-tetradecahydropicene-4a-carboxylate