InChI=1/C16H21N3O2/c1-11-9-12(6-7-13(11)17)16(20)18-10-14(19(2)3)15-5-4-8-21-15/h4-9,14H,10,17H2,1-3H3,(H,18,20)/p+1/t14-/m1/s1/fC16H22N3O2/h18-19H/q+1 D109394D304EB796