InChI=1S/C23H17NO14/c25-11-2-9(3-12(26)18(11)31)22(35)38-16-6-10(4-14(28)20(16)33)23(36)37-15-5-8(1-13(27)19(15)32)21(34)24-7-17(29)30/h1-6,25-28,31-33H,7H2,(H,24,34)(H,29,30)