InChI=1/C20H20F2N4O2/c21-20(22)28-18-7-2-5-16(11-18)13-23-12-15-4-1-6-17(10-15)25-19(27)14-26-9-3-8-24-26/h1-11,20,23H,12-14H2,(H,25,27)/p+1/fC20H21F2N4O2/h23,25H/q+1 B9AACBA8D0D65405