InChI=1/C15H19N5O3/c1-8-4-5-11-9(6-8)12(19-23-11)15(22)17-10-7-20(3)18-13(10)14(21)16-2/h7-8H,4-6H2,1-3H3,(H,16,21)(H,17,22)/t8-/m0/s1/f/h16-17H 24F4D0DA14E2282C