InChI=1/C18H25N3/c1-5-15-6-8-16(9-7-15)12-21(4)18-17(11-19)13(2)10-14(3)20-18/h6-10H,5,11-12,19H2,1-4H3/p+2/fC18H27N3/h19-20H/q+2 F8532E6B0D876371