InChI=1S/C50H83NO20/c1-20-5-8-27-21(2)33-28(51(27)15-20)14-26-24-7-6-22-13-23(9-11-49(22,3)25(24)10-12-50(26,33)4)65-46-41(63)38(60)42(32(18-54)68-46)69-48-44(71-47-40(62)37(59)35(57)30(16-52)66-47)43(36(58)31(17-53)67-48)70-45-39(61)34(56)29(55)19-64-45/h20-48,52-63H,5-19H2,1-4H3