InChI=1/C19H19N3O6/c23-9-19(10-24,11-25)20-8-14-16(26)21-18(28)22(17(14)27)15-7-3-5-12-4-1-2-6-13(12)15/h1-8,20,23-25H,9-11H2,(H,21,26,28)/b14-8-/f/h21H 441A84C6565F6061