InChI=1/C19H19N3O4/c1-4-24-17-7-12-5-10(2)25-16(12)8-15(17)21-18(23)13-6-14-11(3)22-26-19(14)20-9-13/h6-10H,4-5H2,1-3H3,(H,21,23)/t10-/m1/s1/f/h21H 7D59F9A2536CD2E2