InChI=1/C14H13N3O3/c18-14(17-16-8-10-4-3-7-15-10)13-9-19-11-5-1-2-6-12(11)20-13/h1-8,13,16H,9H2,(H,17,18)/b10-8-/t13-/m1/s1/f/h17H 4A90393D0EB04CA3