Synonyms: Acetylbarlerin;AC1O57I9;57420-45-8;Cyclopenta(c)pyran-4-carboxylic acid, 5,7-bis(acetyloxy)-1-(beta-D-glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-7-methyl-, methyl ester, (1S-(1alpha,4aalpha,5alpha,7alpha,7aalpha))-;methyl (1R,4aR,5S,7S,7aR)-5,7-diacetyloxy-7-methyl-1-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4a,5,6,7a-tetrahydro-1H-cyclopenta[c]pyran-4-carboxylate