InChI=1/C15H16N4O3/c1-19(8-11-3-2-6-22-11)9-14(20)16-10-4-5-12-13(7-10)18-15(21)17-12/h2-7H,8-9H2,1H3,(H,16,20)(H2,17,18,21)/p+1/fC15H17N4O3/h16-19H/q+1 74F9406CB81F5842