InChI=1/C19H22N2O/c1-5-19(22)12-18(2,3)16-10-13(6-8-15(16)19)17-9-7-14(11-20)21(17)4/h6-10,22H,5,12H2,1-4H3/t19-/m0/s1 33A9F68DCCF1454B