Synonyms: Gnidimacrin,O3-debenzoyl-28-deoxy-28-methyl-;16aH-1,6:2,6-Diepoxybenz[7,8]oxireno[5,6]azuleno[8,1-bc]oxacyclotridecin-16,16a,17-triol,4-[(benzoyloxy)methyl]eicosahydro-17a-(hydroxymethyl)-7,14,15-trimethyl-2-(1-methylethenyl)-,[1R-(1R*,2R*,4S*,4aR*,6S*,7R*,14R*,14aS*,15S*,16S*,16aS*,16bR*,17S*,17aR*,18aS*,18bS*)]-;Stelleramacrin A