131870-64-9

2H-Pyran-4-aceticacid, 2-(b-D-glucopyranosyloxy)-3,4-dihydro-3-(2-hydroxyethylidene)-5-(methoxycarbonyl)-,2-[4-(b-D-glucopyranosyloxy)-3-hydroxyphenyl]ethylester, [2S-(2a,3E,4b)]-