(+)-(3R,4R,5R)-3-O-acetyl-5-hydroxyclausenamidone

(+)-(3R,4R,5R,6R)-3-O-acetyl-5-hydroxyclausenamide

(-)-(3R,4R,5R,6S)-5-hydroxyclausenamide

(±)-(3R,4R,5S,6R)-5-hydroxyclausenamide

(+)-(3R,4R,5R,6S)-3-O-acetyl-5-hydroxyclausenamide