(3aR,4S,5S,5aR,8aR,8bR)-5-Methoxy-2,2,7,7-tetramethylhexahydrobenzo[1,2-d:3,4-d']bis([1,3]dioxole)-4-ol 1g

(3aR,4S,5S,5aR,8aR,8bR)-5-Methoxy-2,2,7,7-tetramethylhexahydrobenzo[1,2-d:3,4-d']bis([1,3]dioxole)-4-ol 1g