InChI=1/C16H20F4N4O2/c17-12-2-1-3-13(6-12)23-14(25)8-22-15(26)21-7-11-4-5-24(9-11)10-16(18,19)20/h1-3,6,11H,4-5,7-10H2,(H,23,25)(H2,21,22,26)/p+1/t11-/m0/s1/fC16H21F4N4O2/h21-24H/q+1 1A191E539D84D2FB