InChI=1/C22H25N3O3/c1-27-20-10-9-17(13-21(20)28-2)16-7-5-15(6-8-16)12-19(24)22(26)25-11-3-4-18(25)14-23/h5-10,13,18-19H,3-4,11-12,24H2,1-2H3/t18-,19-/m0/s1 9B4144586CB4401A