InChI=1/C18H36N2O/c1-5-16(4)14-18(15-19,10-13-21-16)20-11-8-17(6-2,7-3)9-12-20/h5-15,19H2,1-4H3/p+2/t16-,18+/m1/s1/fC18H38N2O/h19-20H/q+2 C9EF840E420C3E38