InChI=1/C18H27N3O2/c1-21(2)13-17(22)20-16-10-6-7-14(11-16)12-19-18(23)15-8-4-3-5-9-15/h6-7,10-11,15H,3-5,8-9,12-13H2,1-2H3,(H,19,23)(H,20,22)/p+1/fC18H28N3O2/h19-21H/q+1 367AC2C7E9ABCFB3