InChI=1/C19H22N4O2/c20-9-16-6-3-7-23(16)19(25)17-8-15(10-21-17)18(24)22-11-13-4-1-2-5-14(13)12-22/h1-2,4-5,15-17,21H,3,6-8,10-12H2/p+1/t15-,16-,17-/m0/s1/fC19H23N4O2/h21H/q+1 D6E8CA09F0DAF6F5