InChI=1/C20H26N4O2/c1-24(2)18-12-15(9-11-21-18)13-22-19(25)23-14-20(26)10-5-7-16-6-3-4-8-17(16)20/h3-4,6,8-9,11-12,26H,5,7,10,13-14H2,1-2H3,(H2,22,23,25)/p+1/t20-/m0/s1/fC20H27N4O2/h21-23H/q+1 F560711C9CFE6B32