InChI=1/C12H11FN2O4S2/c13-9-1-5-12(6-2-9)21(18,19)15-10-3-7-11(8-4-10)20(14,16)17/h1-8,15H,(H2,14,16,17)/f/h14H2 8B8C1D601625A07F