Cynapanoside A
6H-2,3,5-Trioxapentaleno[1',6':5,6,7]cyclonona[1,2-a]naphthalen-6-one,10-[(2,6-dideoxy-3-O-methyl-b-D-arabino-hexopyranosyl)oxy]-2a,4,4a,6a,7,9,10,11,12,12a,12b,13,14,14b-tetradecahydro-7-hydroxy-2a,12a-dimethyl-,(2aR,4aS,6aS,7S,10S,12aR,12bS,14bR)-