InChI=1/C18H31NO2/c1-5-6-7-8-9-14(2)21-15(3)18(19)16-10-12-17(20-4)13-11-16/h10-15,18H,5-9,19H2,1-4H3/p+1/t14-,15-,18-/m1/s1/fC18H32NO2/h19H/q+1 A4CBC11196A7CE8D