beta-D-Glucopyranose, 2-O-(6-deoxy-beta-D-glucopyranosyl)-, 1-(decahydro-5''-methyl-4''-((1-oxo-3-phenyl-2-propenyl)oxy)dispiro(oxirane-2,3'(2'H)-benzofuran-2',2''-(2H)pyran)-6'-carboxylate), (2'S-(2'alpha(4''R*(E),5''S*),3'beta,3'aalpha,6'.alpha ))