InChI=1S/C23H17NO15/c25-10-2-8(3-11(26)17(10)32)22(36)39-20-16(31)9(5-13(28)19(20)34)23(37)38-14-4-7(1-12(27)18(14)33)21(35)24-6-15(29)30/h1-5,25-28,31-34H,6H2,(H,24,35)(H,29,30)