InChI=1/C21H22F2N2O/c1-21(2,13-24)20(26)25-12-15(17-11-16(22)8-9-18(17)23)10-19(25)14-6-4-3-5-7-14/h3-11,19H,12-13,24H2,1-2H3/p+1/t19-/m0/s1/fC21H23F2N2O/h24H/q+1 61510CA98AC9F75A