InChI=1S/C36H32O19/c37-12-3-11(4-14(5-12)51-35-29(47)27(45)28(46)32(53-35)34(49)50)36-33(48)25(23-17(40)6-13(38)7-21(23)54-36)24-22(55-36)9-16(39)15-8-20(43)30(52-31(15)24)10-1-18(41)26(44)19(42)2-10/h1-7,9,20,25,27-30,32-33,35,37-48H,8H2,(H,49,50)