InChI=1S/C37H60O15/c1-17(2)35(50,15-39)8-7-18(13-38)24-19(41)12-33(4)20-5-6-21-36(16-40,31(48)49)23(51-30-27(45)25(43)26(44)28(52-30)29(46)47)11-22(42)37(21)14-34(20,37)10-9-32(24,33)3/h17-28,30,38-45,50H,5-16H2,1-4H3,(H,46,47)(H,48,49)