InChI=1S/C35H54O16/c1-6-35(5,15-9-14-20(3)11-7-10-19(2)12-8-13-21(4)17-36)51-34-30(44)26(40)25(39)22(48-34)18-47-23(37)16-24(38)49-33-29(43)27(41)28(42)31(50-33)32(45)46/h6,10,13-14,22,25-31,33-34,36,39-44H,1,7-9,11-12,15-18H2,2-5H3,(H,45,46)/b19-10-,20-14+,21-13+