92533-54-5

(1S,2R,4aβ,6S,7S,9aS)-6-(Acetyloxy)-4a,5,6,7,8,9-hexahydro-5α-hydroxy-3,3-dimethyl-8-methylene-1,9-dioxospiro[cyclohexane-1,4(3H)-[1H-7,9a]methanocyclohepta[c]pyran]-2-carbaldehyde