InChI=1/C20H21FN4O2/c21-15-5-7-16(8-6-15)24-11-9-23(10-12-24)14-20(27)25-13-19(26)22-17-3-1-2-4-18(17)25/h1-8H,9-14H2,(H,22,26)/f/h22H C16518394169471C