1H-Inden-1-one, 6-(2-(beta-D-glucopyranosyl)oxy)-2,3-dihydro-2,2,5,7-tetramethyl- 35943-37-4 6-(2-(beta-D-Glucopyranosyl)oxy)-2,3-dihydro-2,2,5,7-tetramethyl-1H-inden-1-one Pteroside Z