hirsutene

== English == === Noun === hirsutene (uncountable) (chemistry) A tricyclic hydrocarbon with IUPAC name (3aR,3bR,6aS,7aR)-3a,5,5-trimethyl-3-methylidene-1,2,3b,4,6,6a,7,7a-octahydrocyclopenta[a]pentalene