InChI=1S/C33H40O21/c34-7-18-21(40)24(43)27(46)31(51-18)49-16-5-11(37)4-15-12(16)6-17(29(48-15)10-1-2-13(38)14(39)3-10)50-33-30(26(45)23(42)20(9-36)53-33)54-32-28(47)25(44)22(41)19(8-35)52-32/h1-6,18-28,30-36,40-47H,7-9H2,(H2-,37,38,39)/p+1/t18-,19+,20+,21-,22+,23+,24+,25-,26-,27-,28+,30+,31-,32-,33+/m1/s1