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(10R,11S,12S,12aS,13S,13aR,14aS,14bS,15R,16S,17R,18R,18aR)-17-(acetyloxy)-12a,13-dihydroxy-13a-(hydroxymethyl)-10,11,18-trimethyl-16-(1-methylethenyl)icosahydro-3H-2,15:2,16-diepoxybenzo[7,8]oxireno[5 related products: