InChI=1/C16H10F2N4O4S/c1-21-8-19-20-16(21)27-13-6-5-9(7-11(13)22(24)25)15(23)26-12-4-2-3-10(17)14(12)18/h2-8H,1H3 DA4B911C110E1DE6