InChI=1/C16H20N4O3/c21-16(18-6-3-8-20-9-7-17-12-20)19-10-13-11-22-14-4-1-2-5-15(14)23-13/h1-2,4-5,7,9,12-13H,3,6,8,10-11H2,(H2,18,19,21)/p+1/t13-/m1/s1/fC16H21N4O3/h17-19H/q+1 58F9F9F51792AC0A