InChI=1/C19H21NO3/c1-13-4-7-16(8-5-13)20(3)19(21)14(2)15-6-9-17-18(12-15)23-11-10-22-17/h4-9,12,14H,10-11H2,1-3H3/t14-/m0/s1 B599159ACB6FADC5