InChI=1/C21H22N4O2/c26-20-18-8-2-1-7-17(18)19(23-24-20)14-15-5-3-6-16(13-15)21(27)25-11-4-9-22-10-12-25/h1-3,5-8,13,22H,4,9-12,14H2,(H,24,26)/p+1/fC21H23N4O2/h22,24H/q+1 B328B578FDC517EB