InChI=1/C15H21N3O3/c1-2-16-15(19)13-6-8-17(9-7-13)11-12-4-3-5-14(10-12)18(20)21/h3-5,10,13H,2,6-9,11H2,1H3,(H,16,19)/f/h16H EAADA56C1CB26EF7