InChI=1/C16H13F2N3O4/c1-8-3-4-10(5-14(8)19-9(2)22)20-16(23)11-6-12(17)13(18)7-15(11)21(24)25/h3-7H,1-2H3,(H,19,22)(H,20,23)/f/h19-20H 0FF46F506C8E3F5F