InChI=1/C18H25N3/c1-17(2,3)14-8-6-13(7-9-14)15-12-20-16(21-15)18(19)10-4-5-11-18/h6-9,12H,4-5,10-11,19H2,1-3H3,(H,20,21)/p+1/fC18H26N3/h19,21H/q+1 D615FE3F8AA57635