InChI=1/C19H27N3O3/c1-4-12-22(5-2,6-3)13-11-20-18(24)16-17(23)14-9-7-8-10-15(14)21-19(16)25/h7-10H,4-6,11-13H2,1-3H3,(H2-,20,21,23,24,25)/f/h20,23H 4C90668E4E66C7B7