InChI=1/C21H34N4O2/c1-16-3-5-17(6-4-16)20(26)15-22-21(27)23-18-7-13-25(14-8-18)19-9-11-24(2)12-10-19/h3-6,18-20,26H,7-15H2,1-2H3,(H2,22,23,27)/p+1/t20-/m0/s1/fC21H35N4O2/h22-24H/q+1 2487AB8443B3A055