InChI=1/C20H22N4O3/c25-24(26)18-7-6-17(15-8-9-21-13-16(15)18)22-14-19(20-5-4-12-27-20)23-10-2-1-3-11-23/h4-9,12-13,19,22H,1-3,10-11,14H2/p+1/t19-/m1/s1/fC20H23N4O3/h23H/q+1 85029A7D90A27055