InChI=1/C18H31N/c1-2-4-17(5-3-1)19-7-6-18-11-14-8-15(12-18)10-16(9-14)13-18/h14-17,19H,1-13H2/p+1/fC18H32N/h19H/q+1 A69B9BA037E2766C