InChI=1/C19H23NO3/c1-19(2,3)20-11-13(21)12-22-16-9-6-10-17-18(16)14-7-4-5-8-15(14)23-17/h4-10,13,20-21H,11-12H2,1-3H3/p+1/t13-/m1/s1/fC19H24NO3/h20H/q+1 3F30193E27070C8D