(4R,4aR,6aS,11aR,11bR)-dimethyl 10-methoxy-4,6a,11b-trimethyl-2,3,4,4a,5,6,6a,11,11a,11b-decahydro-1H-benzo[a]fluorene-4,7-dicarboxylate

((4R,4aR,6aS,11aR,11bR)-10-methoxy-4,6a,11b-trimethyl-2,3,4,4a,5,6,6a,11,11a,11b-decahydro-1H-benzo[a]fluorene-4,7-diyl)dimethanol

(4R,4aR,6aS,11aR,11bR)-4-(hydroxymethyl)-10-methoxy-4,6a,-11b-trimethyl-2,3,4,4a,5,6,6a,11,11a,11b-decahydro-1H-benzo[a]-fluorene-7-carbaldehyde

(1R,4aR,5S,6S,8aR)-methyl 5-(3,4-dimethylpent-3-enyl)-6-(hydroxymethyl)-1,4a-dimethyl-decahydronaphthalene-1-carboxylate

(1R,4aR,5S,6S,8aR)-methyl 6-(hydroxymethyl)-1,4a-dimethyl-5-(3-oxobutyl)-decahydronaphthalene-1-carboxylate