InChI=1S/C30H30O21/c31-8-3-10(32)9-5-14(24(48-13(9)4-8)7-1-11(33)17(35)12(34)2-7)49-30-23(41)19(37)18(36)15(50-30)6-47-29(46)16(27(42)43)25-21(39)20(38)22(40)26(51-25)28(44)45/h1-5,15-16,18-23,25-26,30,36-41H,6H2,(H6-,31,32,33,34,35,42,43,44,45)/p+1