InChI=1/C21H34N4O2/c1-6-25-9-7-18(8-10-25)22-19(26)13-24(5)14-20(27)23-21-16(3)11-15(2)12-17(21)4/h11-12,18H,6-10,13-14H2,1-5H3,(H,22,26)(H,23,27)/p+2/fC21H36N4O2/h22-25H/q+2 41A860A264E410BA