InChI=1/C21H18N6O7/c22-18(30)10-5-11(19(23)31)7-12(6-10)25-15(28)9-34-16(29)8-27-21(33)14-4-2-1-3-13(14)17(26-27)20(24)32/h1-7H,8-9H2,(H2,22,30)(H2,23,31)(H2,24,32)(H,25,28)/f/h25H,22-24H2 50CCA31A1E755018