prov:value
| - up; R10 is hydroxyl group or glycosyloxy group; R11 is a hydrogen atom, hydroxyl group or glycosyloxy group; however R10 and/or R11 is glycosyloxy group; R12' is glycosyloxy group; and R13' is glycosyloxy group; wherein glycosyloxy group is selected from the group consisting of glucosyloxy, galactosyloxy, mannosyloxy, arabinosyloxy, ribosyloxy, xylosyloxy, fructosyloxy, rhamnosyloxy, fucosyloxy, m
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