InChI=1/C18H27N3/c1-13-8-9-16-15(12-13)14-6-4-7-17(18(14)20-16)19-10-5-11-21(2)3/h8-9,12,17,19-20H,4-7,10-11H2,1-3H3/p+1/t17-/m0/s1/fC18H28N3/h21H/q+1 B40A64E1C1C4BD27