InChI=1/C17H19N3O4/c1-12-5-4-10-19(11-12)14-7-3-2-6-13(14)18-17(21)15-8-9-16(24-15)20(22)23/h2-3,6-9,12H,4-5,10-11H2,1H3,(H,18,21)/t12-/m1/s1/f/h18H C95B1B692B61D814