InChI=1/C18H27N3/c1-12-9-13(2)18(14(3)10-12)16(5)19-8-6-7-17-11-20-21-15(17)4/h9-11,16,19H,6-8H2,1-5H3,(H,20,21)/p+1/t16-/m1/s1/fC18H28N3/h19,21H/q+1 B436FF074E5D4635