InChI=1/C17H19N3O4/c21-17(18-22)6-3-13-1-4-14(5-2-13)16-11-15(24-19-16)12-20-7-9-23-10-8-20/h1-6,11,22H,7-10,12H2,(H,18,21)/p+1/b6-3+/fC17H20N3O4/h18,20H/q+1 4A159EAC3268C7BD