InChI=1/C17H19N5O4/c1-12(21-9-7-14(8-10-21)20(2)3)16(23)19-17(24)18-13-5-4-6-15(11-13)22(25)26/h4-12H,1-3H3,(H-,18,19,23,24)/p+1/t12-/m0/s1/fC17H20N5O4/h18-19H/q+1 2060939AB4E3C60B