p. 5424 - 5425
(1980)l-triptonide
Acetic acid (4bS,7R,8R,8aR)-8-benzyloxymethyl-7-formyl-8-hydroxy-2-isopropyl-4b-methyl-4b,5,6,7,8,8a,9,10-octahydro-phenanthren-1-yl ester
Acetic acid (4bS,8aR)-8-benzyloxymethyl-7-formyl-2-isopropyl-4b-methyl-4b,5,6,8a,9,10-hexahydro-phenanthren-1-yl ester