InChI=1/C20H25FN4O3/c1-28-18-6-3-16(4-7-18)24-13-11-23(12-14-24)10-2-9-22-20-8-5-17(25(26)27)15-19(20)21/h3-8,15,22H,2,9-14H2,1H3/p+1/fC20H26FN4O3/h23H/q+1 6B1FD26F174521E6