InChI=1/C18H23N3O2/c1-18(2,3)12-5-6-16(22)15(7-12)20-17(23)14-8-13(14)11-9-19-21(4)10-11/h5-7,9-10,13-14,22H,8H2,1-4H3,(H,20,23)/t13-,14+/m1/s1/f/h20H E4E41C925B383A72