InChI=1S/C18H29N/c1-15(14-18-11-7-8-12-19(18)3)13-16(2)17-9-5-4-6-10-17/h4-6,9-10,15-16,18H,7-8,11-14H2,1-3H3/t15-,16+,18-/m0/s1