InChI=1/C19H20N4O2/c1-22-16-10-8-13(11-17(16)23(2)19(22)25)20-18(24)21-15-9-7-12-5-3-4-6-14(12)15/h3-6,8,10-11,15H,7,9H2,1-2H3,(H2,20,21,24)/t15-/m0/s1/f/h20-21H F49C4648F874E471