InChI=1S/C40H42O19S/c41-16-28-32(45)34(47)36(49)39(57-28)54-25-12-21(13-26(15-25)55-40-37(50)35(48)33(46)29(17-42)58-40)31-30-20(4-1-18-2-7-22(43)8-3-18)11-23(44)14-27(30)56-38(31)19-5-9-24(10-6-19)59-60(51,52)53/h1-15,28-29,31-50H,16-17H2,(H,51,52,53)/b4-1-