InChI=1/C18H25N3O2/c1-13-3-2-11-21(12-10-13)18(23)20-16-8-6-15(7-9-16)19-17(22)14-4-5-14/h6-9,13-14H,2-5,10-12H2,1H3,(H,19,22)(H,20,23)/t13-/m0/s1/f/h19-20H EDDE5A4E93C32E2A