InChI=1/C21H28N4O2/c1-16-19(21(27)23-10-12-25-11-4-6-18(26)15-25)7-2-8-20(16)24-14-17-5-3-9-22-13-17/h2-3,5,7-9,13,18,24,26H,4,6,10-12,14-15H2,1H3,(H,23,27)/p+1/t18-/m0/s1/fC21H29N4O2/h23,25H/q+1 3BE9B7BEC61762DA