InChI=1/C20H26N4O2/c1-24-10-6-13(7-11-24)19(25)21-8-4-14-12-23-17-3-2-16-15(18(14)17)5-9-22-20(16)26/h2-3,12-13,23H,4-11H2,1H3,(H,21,25)(H,22,26)/p+1/fC20H27N4O2/h21-22,24H/q+1 694CA9E5A599FE16