InChI=1/C15H17N3O4/c1-10(16-8-5-9-19)12-13(20)17-15(22)18(14(12)21)11-6-3-2-4-7-11/h2-4,6-7,16,19H,5,8-9H2,1H3,(H,17,20,22)/b12-10+/f/h17H FB301FBA26EBBC81