InChI=1/C16H20N4O3/c1-10(2)19-7-6-12(9-19)17-16(21)13-8-11-4-3-5-14(20(22)23)15(11)18-13/h3-5,8,10,12,18H,6-7,9H2,1-2H3,(H,17,21)/p+1/t12-/m0/s1/fC16H21N4O3/h17,19H/q+1 F3F245392AE69793