117479-87-5 2-(beta-D-Glucopyranosyloxy)-1a,1b,2,5a,6,6a-hexahydro-5a,6-dihydroxy-1a-methyloxireno(4,5)cyclopenta(1,2-c)pyran-5-carboxylic acid methyl ester. (1aR-(1aalpha,1bbeta,2beta,5abeta,6beta,6aalpha))- Oxireno(4,5)cyclopenta(1,2-c)pyran-5-carboxylic acid, 2-(beta-D-glucopyranosyloxy)-1a,1b,2,5a,6,6a-hexahydro-5a,6-dihydroxy-1a-methyl-, methyl ester. (1aR-(1aalpha,1bbeta,2beta,5abeta,6beta,6aalpha))- Sesamoside