InChI=1/C18H36N2O/c1-15(13-18(2,21)14-19)20(16-9-5-3-6-10-16)17-11-7-4-8-12-17/h15-17,21H,3-14,19H2,1-2H3/p+2/t15-,18+/m1/s1/fC18H38N2O/h19-20H/q+2 B469EF963490A9FF