InChI=1/C21H25NO2/c1-14(23-4)18-13-21(2,3)22-19-11-10-15(12-17(18)19)16-8-6-7-9-20(16)24-5/h6-14,22H,1-5H3/t14-/m0/s1 05F07A1A883ACFFB