Glucopyranosyloxybenzyl derivatives of (R)-2-benzylmalic acid and (R)-eucomic acid, and an aromatic glucoside from the pseudobulbs of Grammatophyllum speciosum
Keywords: ثعلبیان; Grammatophyllum speciosum; Orchidaceae; (R)-2-Benzylmalic acid; (R)-Eucomic acid; Glucosyloxybenzyl derivatives; Grammatophyllosides A-D; Phenolic glucoside;