InChI=1/C17H17N5O5/c1-4-9(12-15(25)21(2)17(27)22(3)16(12)26)18-10-7-5-6-8-11(10)14(24)20-19-13(8)23/h5-7,18H,4H2,1-3H3,(H,19,23)(H,20,24)/p-1/fC17H16N5O5/h20H/q-1 091483854E9888AE