Isolation, and Structural Characterization of a New Hexa β-D-Glucopyranosyl Diterpene from Stevia rebaudiana

A new diterpene glycoside with six β-D-glucopyranosyl units was isolated from the extract of the leaves of Stevia rebaudiana Bertoni, which was identified as 13-[(2-O-β-D-glucopyranosyl-β-D-glucopy...