InChI=1/C16H27N3O/c1-4-5-6-9-19(12(2)3)11-14-8-7-13(16(18)20)10-15(14)17/h7-8,10,12H,4-6,9,11,17H2,1-3H3,(H2,18,20)/p+1/fC16H28N3O/h19H,18H2/q+1 DC7F1C42D70BD331