p. 189 - 207
(2007/10/03)(1R,3aS,7aR)-1-hydroxymethyl-5-spiro-2'-(1',3'-dioxolane)-7a-methylperhydroinden-3a-ol
(3aS,7aR)-1-methylen-3a-hydroxy-7a-methylperhydroindene-5-spiro-2'-(1',3'-dioxolane)
(3aS,7aS)-3a-hydroxy-5-spiro-2'-(1',3'-dioxolane)-7a-methyl-1-perhydroindenone
C13H20O4
(+)-(3aS,7aS)-2,3,3a,4,7,7a-hexahydro-3a-hydroxy-7a-methyl-1H-indene-1,5(6H)-dione