InChI=1/C16H22N2O/c1-5-10-17-16(19)11-18-13(4)15-8-6-14(7-9-15)12(2)3/h1,6-9,12-13,18H,10-11H2,2-4H3,(H,17,19)/t13-/m0/s1/f/h17H C69BB90665F9C00A