InChI=1/C20H15N3O5S/c1-3-28-19(26)11-9(2)29-16(15(11)24)12-13-17(22-20(27)23-18(13)25)21-14(12)10-7-5-4-6-8-10/h4-8,24H,3H2,1-2H3,(H,23,25,27)/p-1/fC20H14N3O5S/h24h,23H/q-1 B53EE9ED0923FEB4