InChI=1/C17H14N4O5/c22-11-3-1-2-10-13(11)12(8-4-6-9(7-5-8)21(25)26)14-15(18-10)19-17(24)20-16(14)23/h4-7,12,14H,1-3H2,(H2,18,19,20,23,24)/t12-,14-/m0/s1/f/h18,20H DFD3B59A961C673A