InChI=1/C14H12F4N2O4S2/c15-10-7-11(16)13(18)14(12(10)17)26(23,24)20-6-5-8-1-3-9(4-2-8)25(19,21)22/h1-4,7,20H,5-6H2,(H2,19,21,22)/f/h19H2 2C9AF177BE7A445A