InChI=1/C15H15N5O5/c1-15(2)5-7-11(8(21)6-15)12(9-3-4-10(24-9)20(22)23)17-14-13(16-7)18-25-19-14/h3-4,12H,5-6H2,1-2H3,(H,16,18)(H,17,19)/t12-/m0/s1/f/h16-17H 125D47501C3A5B7A