InChI=1/C21H27FN4O2/c1-28-19-7-3-2-6-18(19)26-14-12-25(13-15-26)11-5-4-10-23-21(27)17-8-9-20(22)24-16-17/h2-3,6-9,16H,4-5,10-15H2,1H3,(H,23,27)/p+1/fC21H28FN4O2/h23,25H/q+1 202CED1EE08081D0