InChI=1/C15H16N4O/c16-14(20)12-6-4-5-11(9-12)10-18-15(17)19-13-7-2-1-3-8-13/h1-9H,10H2,(H2,16,20)(H3,17,18,19)/p+1/fC15H17N4O/h18-19H,16-17H2/q+1 F8801B59465E1572