(+)-(12α,16β)-20-(tert-butyldiphenylsiloxy)-12-hydroxy-16-methoxypicrasane-1,11-dione

Acetic acid (2R,3R,3aS,5S,6aR,7aS,8R,11aS,11bS,11cS)-11c-(tert-butyl-diphenyl-silanyloxymethyl)-5-methoxy-3,8,11a-trimethyl-1,11-dioxo-hexadecahydro-6-oxa-benzo[de]anthracen-2-yl ester

(+)-(12α,16β)-20-(tert-butyldiphenylsiloxy)-16-methoxy-12-(methoxymethoxy)picrasane-1,11-dione

(2R,3R,3aS,5S,6aR,7aS,8R,11aS,11bS,11cS)-11c-(tert-Butyl-diphenyl-silanyloxymethyl)-5,11-dimethoxy-2-methoxymethoxy-3,8,11a-trimethyl-3,3a,4,5,6a,7,7a,8,9,11a,11b,11c-dodecahydro-2H-6-oxa-benzo[de]anthracen-1-one