InChI=1/C19H20F2N4O2/c1-3-7-24-17-16(18(26)25(8-4-2)19(24)27)22-15(23-17)6-5-12-9-13(20)11-14(21)10-12/h5-6,9-11H,3-4,7-8H2,1-2H3,(H,22,23)/b6-5+/f/h22H 706DC379F24B9B28