InChI=1/C21H27FN4O2/c1-3-26(4-2)15-18-11-6-5-10-17(18)14-23-21(28)25-24-20(27)13-16-9-7-8-12-19(16)22/h5-12H,3-4,13-15H2,1-2H3,(H,24,27)(H2,23,25,28)/p+1/fC21H28FN4O2/h23-26H/q+1 DCB550B3D0B3188B