InChI=1/C19H18N6O2/c1-12-11-16(26)25-17(13-7-9-20-10-8-13)23-18(24-19(25)21-12)22-14-5-3-4-6-15(14)27-2/h3-11,17,26H,1H2,2H3,(H2,21,22,23,24)/p-1/t17-/m0/s1/fC19H17N6O2/h26h,21,23H/q-1 D2A52425290151D2