InChI=1/C15H22N2O2/c1-11-5-7-13(8-6-11)16-14(18)17-9-12(2)19-15(3,4)10-17/h5-8,12H,9-10H2,1-4H3,(H,16,18)/t12-/m0/s1/f/h16H C5F67FAB96DB2ECA