InChI=1/C21H23NO4/c1-13-8-14(2)11-22(10-13)12-17-18(23)6-5-16-20(24)19(26-21(16)17)9-15-4-3-7-25-15/h3-7,9,13-14,23H,8,10-12H2,1-2H3/p+1/b19-9-/t13-,14-/m0/s1/fC21H24NO4/h22H/q+1 79B52ADBE060758C