InChI=1S/C23H16O6.2C11H16N2O2/c24-20-16(14-7-3-1-5-12(14)9-18(20)22(26)27)11-17-15-8-4-2-6-13(15)10-19(21(17)25)23(28)29;2*1-3-10-8(6-15-11(10)14)4-9-5-12-7-13(9)2/h1-10,24-25H,11H2,(H,26,27)(H,28,29);2*5,7-8,10H,3-4,6H2,1-2H3/t;2*8-,10-/m.00/s1