InChI=1/C16H20F4N4O3/c1-23(8-14(26)22-10-16(18,19)20)9-15(27)24(7-6-13(21)25)12-4-2-11(17)3-5-12/h2-5H,6-10H2,1H3,(H2,21,25)(H,22,26)/p+1/fC16H21F4N4O3/h22-23H,21H2/q+1 E351D9E348DE1CDB