57817-89-7 AIDS-002659 AIDS002659 Diterpene glycoside 1-O-{(5beta,8alpha,9beta,10alpha,13alpha)-13-[(2-O-beta-D-glucopyranosyl-beta-D-glucopyranosyl)oxy]-18-oxokaur-16-en-18-yl}-beta-D-glucopyranose STOCK1N-63856 C09189 Stevioside 13-[(2-O-.beta.-D-Glucopyranosyl-.alpha.-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid .beta.-D-glucopyranosyl ester