InChI=1S/C33H38O22/c34-6-15-20(40)24(44)29(54-33-26(46)22(42)19(39)16(7-35)53-33)28(51-15)18-11(38)5-14-17(21(18)41)10(37)4-12(50-14)8-1-2-9(36)13(3-8)52-32-27(47)23(43)25(45)30(55-32)31(48)49/h1-5,15-16,19-20,22-30,32-36,38-47H,6-7H2,(H,48,49)