InChI=1/C19H19FN4/c20-16-5-3-14(4-6-16)18-17(13-7-10-21-11-8-13)19(24-23-18)15-2-1-9-22-12-15/h3-8,10-11,15,22H,1-2,9,12H2,(H,23,24)/p+1/t15-/m1/s1/fC19H20FN4/h22-23H/q+1 DB281398D3A53CC9