InChI=1/C22H28N4O2/c23-10-7-19(27)26-20-17-5-1-2-6-18(17)22(8-12-24-13-9-22)21(20)28-15-16-4-3-11-25-14-16/h1-6,11,14,20-21,24H,7-10,12-13,15,23H2,(H,26,27)/p+2/t20-,21+/m1/s1/fC22H30N4O2/h23-24,26H/q+2 D91458B4D731319C