InChI=1/C20H28N4O2/c25-19(24-11-1-2-12-24)15-3-5-16(6-4-15)21-20(26)22-17-9-13-23(14-10-17)18-7-8-18/h3-6,17-18H,1-2,7-14H2,(H2,21,22,26)/p+1/fC20H29N4O2/h21-23H/q+1 5FFDF16A63EAD72C