InChI=1/C16H27N3O/c1-5-9-19(12-16(20)17-4)15-8-7-14(10-13(15)3)11-18-6-2/h7-8,10,18H,5-6,9,11-12H2,1-4H3,(H,17,20)/p+1/fC16H28N3O/h17-18H/q+1 B5448717E4E8620D