InChI=1/C21H28N4O2/c1-14-10-21(23-16(3)22-14)25-8-6-24(7-9-25)13-19(26)17-4-5-20-18(12-17)11-15(2)27-20/h4-5,10,12,15,19,26H,6-9,11,13H2,1-3H3/p+1/t15-,19-/m1/s1/fC21H29N4O2/h24H/q+1 85FD734F05B7DF3D