InChI=1S/C36H34O19/c37-12-1-10(2-13(38)5-12)31-20(44)8-15-16(40)9-17(41)23(33(15)54-31)25-24-21(52-32(27(25)46)11-3-18(42)26(45)19(43)4-11)6-14(39)7-22(24)53-36-30(49)28(47)29(48)34(55-36)35(50)51/h1-7,9,20,25,27-32,34,36-49H,8H2,(H,50,51)