InChI=1/C16H24N4O3/c21-15(14-12-3-1-2-4-13(12)18-19-14)20-6-8-23-16(10-20)9-17-5-7-22-11-16/h17H,1-11H2,(H,18,19)/p+1/t16-/m1/s1/fC16H25N4O3/h17-18H/q+1 71A38BF1D699190C