InChI=1/C20H22N4O3/c1-13-5-3-6-15-19(13)21-12-23(20(15)26)10-8-18(25)24-9-4-7-17(24)16-11-14(2)27-22-16/h3,5-6,11-12,17H,4,7-10H2,1-2H3/t17-/m1/s1 737CD60B14B86AE8