(-)-[(4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalen-1-yl]methanol

methyl (4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalene-1-carboxylate

methyl (1S,4aR,8aR)-2,2-ethylenedioxy-5,5,8a-trimethyldecahydronapthalene-1-carboxylate

methyl (4aR,8aR)-2-diethoxyphosphoryloxy-5,5,8a-trimethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalene-1-carboxylate