InChI=1/C19H22F2N2O2/c1-13(2)23-18(24)17(15-6-4-3-5-7-15)22-12-14-8-10-16(11-9-14)25-19(20)21/h3-11,13,17,19,22H,12H2,1-2H3,(H,23,24)/t17-/m0/s1/f/h23H F89A5C1E4B7529D1