InChI=1/C18H27N3O2/c1-14-4-3-5-15(12-14)6-7-17(22)20-16-8-10-21(11-9-16)13-18(23)19-2/h3-5,12,16H,6-11,13H2,1-2H3,(H,19,23)(H,20,22)/f/h19-20H EC58B2E5E9725DA9