InChI=1/C20H26N4O2/c1-21-19(25)16-10-6-7-15(11-16)12-22-20(26)23-13-17-8-4-5-9-18(17)14-24(2)3/h4-11H,12-14H2,1-3H3,(H,21,25)(H2,22,23,26)/p+1/fC20H27N4O2/h21-24H/q+1 1E948DE06849DCCD