InChI=1/C20H22F2N2O2/c21-16-7-5-14(6-8-16)13-1-3-15(4-2-13)18(12-25)19(23)20(26)24-10-9-17(22)11-24/h1-8,17-19,25H,9-12,23H2/p+1/t17-,18-,19-/m0/s1/fC20H23F2N2O2/h23H/q+1 760CD0E6ADAC7015