InChI=1S/C33H38O21/c34-6-12-17(37)21(41)24(44)29(52-12)14-10(36)5-11-15(19(14)39)20(40)16(30-25(45)22(42)18(38)13(7-35)53-30)28(51-11)8-2-1-3-9(4-8)50-33-27(47)23(43)26(46)31(54-33)32(48)49/h1-5,12-13,17-18,21-27,29-31,33-39,41-47H,6-7H2,(H,48,49)