Synonyms: 6H-2,3,5-Trioxapentaleno[1',6':5,6,7]cyclonona[1,2-a]naphthalene-4,6(2aH)-dione,10-[(O-2,6-dideoxy-3-O-methyl-a-D-arabino-hexopyranosyl-(1®4)-O-2,6-dideoxy-b-D-ribo-hexopyranosyl-(1®4)-2,6-dideoxy-3-O-methyl-b-D-arabino-hexopyranosyl)oxy]-4a,6a,7,9,10,11,12,12a,12b,13,14,14b-dodecahydro-7-hydroxy-2a,12a-dimethyl-,[2aS-(2aR*,4aR*,6aS*,7R*,10R*,12aS*,12bR*,14bS*)]-; Cynapanoside C