InChI=1/C19H21NO2/c1-13-8-9-14(2)18(10-13)22-12-19(21)20-15(3)11-16-6-4-5-7-17(16)20/h4-10,15H,11-12H2,1-3H3/t15-/m1/s1 BE4A5A1ED397BBC1