InChI=1/C16H13N3O3S/c1-7-9(3)23-16-12(7)15(21)18-14(19-16)11(6-17)13(20)10-4-5-22-8(10)2/h4-5,11H,1-3H3,(H,18,19,21)/t11-/m0/s1/f/h18H 6B91E386F489CC05