9-Deoxyrosenonolactone

7-Deoxyrosenonolactone

7-Deoxorosenololactone

[8α,(+)]-10-Demethyl-10β-hydroxy-9β-methylpimar-15-en-19-oic acid 19,10-lactone

(1S,7R,8aα,10aα)-Tetradecahydro-1,4bβ,7-trimethyl-7-vinyl-4aβ,1-(epoxymethano)phenanthren-12-one

(1S)-7β-Ethenyl-3,4,4a,4b,5,6,7,8,8aα,9,10,10aα-dodecahydro-1,4bβ,7-trimethyl-2H-4aβ,1β-(epoxymethano)phenanthren-12-one