Lanatoside B

Card-20(22)-enolide, 3-[(O-β-D-glucopyranosyl-(1→4)-O-3-O-acetyl-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-14,16-dihydroxy-, (3β,5β,16β)-; 5β-Card-20(22)-enolide, 3β-[[O-[O-(O-glucosyldigitoxosyl)digitoxosyl]digitoxosyl]oxy]-14,16β-dihydroxy-, acetate (7CI); Lanatoside B (6CI,8CI); (3β,5β,16β)-3-[(O-β-D-Glucopyranosyl-(1→4)-O-3-O-acetyl-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-14,16-dihydroxycard-20(22)-enolide; Digilanide B; NSC 7535

C[C@H]1O[C@H](C[C@H](O)[C@@H]1O[C@H]2C[C@H](O)[C@H](O[C@H]3C[C@H](OC(=O)C)[C@H](O[C@@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4O)[C@@H](C)O3)[C@@H](C)O2)O[C@H]5CC[C@@]6(C)[C@H](CC[C@@H]7[C@@H]6CC[C@]8(C)[C@H]([C@@H](O)C[C@]78O)C9=CC(=O)OC9)C5

InChI=1S/C49H76O20/c1-21-43(67-37-16-31(53)44(22(2)62-37)68-38-17-33(64-24(4)51)45(23(3)63-38)69-46-42(58)41(57)40(56)34(19-50)66-46)30(52)15-36(61-21)65-27-9-11-47(5)26(14-27)7-8-29-28(47)10-12-48(6)39(25-13-35(55)60-20-25)32(54)18-49(29,48)59/h13,21-23,26-34,36-46,50,52-54,56-59H,7-12,14-20H2,1-6H3/t21-,22-,23-,26-,27+,28+,29-,30+,31+,32+,33+,34-,36+,37+,38+,39+,40-,41+,42-,43-,44-,45-,46+,47+,48-,49+/m1/s1

IUPAC name: [(2R,3R,4S,6S)-6-[(2R,3S,4S,6S)-6-[(2R,3S,4S,6R)-6-[[(3S,5R,8R,9S,10S,13R,14S,16S,17R)-14,16-dihydroxy-10,13-dimethyl-17-(5-oxo-2H-furan-3-yl)-1,2,3,4,5,6,7,8,9,11,12,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-yl]oxy]-4-hydroxy-2-methyloxan-3-yl]oxy-4-hydroxy-2-methyloxan-3-yl]oxy-2-methyl-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-4-yl] acetate