InChI=1/C15H17N3O3/c1-9-13(10(2)18(3)17-9)8-14(19)16-12-6-4-11(5-7-12)15(20)21/h4-7H,8H2,1-3H3,(H,16,19)(H,20,21)/p-1/fC15H16N3O3/h16H/q-1 725663ED1E16E301