InChI=1/C15H26N2O/c1-2-11-17(14-9-5-6-10-14)15(18)12-16-13-7-3-4-8-13/h2,13-14,16H,1,3-12H2/p+1/fC15H27N2O/h16H/q+1 66BD3B89226A2130