2-[1-(5-Hydroxy-3-hydroxymethyl-pent-3-enyl)-1,2,5-trimethyl-1,3,4,7,8,8a-hexahydro-2H-naphthalen-4a-ylmethoxy]-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol Cussoside A InChI=1/C26H44O8/c1-16-7-11-26(15-33-24-23(32)22(31)21(30)19(14-29)34-24)17(2)5-4-6-20(26)25(16,3)10-8-18(13-28)9-12-27/h5,9,16,19-24,27-32H,4,6-8,10-15H2,1-3H3/b18-9-/t16-,19?,20?,21?,22?,23?,24?,25+,26-/m1/s [(1R,2S,4aR)-1-[(3Z)-5-hydroxy-3-(hydroxymethyl)pent-3-en-1-yl]-1,2,5-trimethyl-1,3,4,7,8,8a-hexahydronaphthalen-4a(2H)-yl]methyl rel-hexopyranoside hexopyranoside, [(1S,2R,4aS)-1,3,4,7,8,8a-hexahydro-1-[(3Z)-5-hydroxy-3-(hydroxymethyl)-3-pentenyl]-1,2,5-trimethyl-4a(2H)-naphthalenyl]methyl