InChI=1/C20H22F2N4O2/c21-14-10-15(22)12-18(11-14)25-20(28)24-17-6-8-26(9-7-17)13-19(27)23-16-4-2-1-3-5-16/h1-5,10-12,17H,6-9,13H2,(H,23,27)(H2,24,25,28)/p+1/fC20H23F2N4O2/h23-26H/q+1 1D4810611E9EE51C