InChI=1/C18H14N2O12/c21-12-3-8(10(19(28)29)6-14(12)23)1-2-17(25)32-16(18(26)27)5-9-4-13(22)15(24)7-11(9)20(30)31/h1-4,6-7,16,21-24H,5H2,(H,26,27)/p-2/b2-1+/t16-/m1/s1/fC18H12N2O12/h21h/q-2 B4F09996F6215E7C