trans-1,3,4,5,5a,6,7,8,9,9a-decahydro-5-oxo-6,6,9a-trimethyl-1,3-diacetoxynaphtho<1,2-c>furan

(5aα,9aβ,9bα)-1,3,5,5a,6,7,8,9,9a,9b-decahydro-5-oxo-6,6,9a-trimethyl-9b-hydroxy-1,3-dimethoxynaphtho<1,2-c>furan

(1R,4aR,8aR)-3,4-Bis-hydroxymethyl-4a,8,8-trimethyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalen-1-ol

trans-4,5,5a,6,7,8,9,9a-octahydro-5-oxo-6,6,9a-trimethyl-naphtho<1,2-c>furan