InChI=1/C18H17N5O5/c19-21-15(25)16(26)23-22-13(10-5-1-4-8-14(10)24)9-18(28)11-6-2-3-7-12(11)20-17(18)27/h1-8,24,28H,9,19H2,(H,20,27)(H,21,25)(H,23,26)/b22-13+/t18-/m1/s1/f/h20-21,23H F99A4EF706724D55