InChI=1/C21H23NO3/c1-2-23-20-9-5-6-10-21(20)25-14-13-24-19-12-11-16-7-3-4-8-17(16)18(19)15-22/h3-12H,2,13-15,22H2,1H3/p+1/fC21H24NO3/h22H/q+1 A039823EE7AFA26E