Rishitin M-1

13-Hydroxyrishitin

(1S)-1,2,3,4,5,6,7,8-Octahydro-7β-[1-(hydroxymethyl)vinyl]-1α-methyl-2β,3α-naphthalenediol

(1S)-1,2,3,4,5,6,7,8-Octahydro-1-methyl-7β-(1-methylene-2-hydroxyethyl)-2β,3α-naphthalenediol