InChI=1/C23H27FN2O2/c1-15-12-21(2,3)28-23(27-15)10-9-17-11-20-16(13-22(17,23)4)14-25-26(20)19-7-5-18(24)6-8-19/h5-8,11,14-15H,9-10,12-13H2,1-4H3/t15-,22+,23+/m1/s1 6F921858B6C70A49