Rishitin M-2

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

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