(+/-)-1-<2,5-bis(methoxymethoxy)-3-methylbenzyl>-1,2-epoxy-1,2,3,4,4aα,4b,5,6,7,8,8aα,9,10,10a-tetradecahydro-2,4bβ,8,8,10aβ-pentamethylphenanthrene
(+/-)-1-<2,5-bis(methoxymethoxy)-3-methylbenzyl>-3,4,4aα,5,6,7,8,8aα,9,10,10a-dodecahydro-2,4bβ,8,8,10aβ-pentamethylphenanthrene
luffolide
Acetic acid (R)-2-((1R,4aS,4bS,8aS,10aS)-2-formyl-4b,8,8,10a-tetramethyl-tetradecahydro-phenanthren-1-yl)-1-(2-hydroxy-5-oxo-2,5-dihydro-furan-3-yl)-ethyl ester
spongia-12-en-16-one