InChI=1/C20H26N4O/c1-14-4-6-16(7-5-14)19(17-8-9-17)23-20(25)22-13-15-10-11-21-18(12-15)24(2)3/h4-7,10-12,17,19H,8-9,13H2,1-3H3,(H2,22,23,25)/p+1/t19-/m0/s1/fC20H27N4O/h21-23H/q+1 4773FC7E929AF51B