InChI=1/C22H23F2NO3/c1-22(2,3)20(27)21(28)25-12-14(17-11-15(23)7-8-18(17)24)10-19(25)13-5-4-6-16(26)9-13/h4-11,19-20,26-27H,12H2,1-3H3/t19-,20+/m0/s1 9BC638D1DA7995C3