InChI=1S/C16H14ClN3O4S/c1-9-15(21)11-4-2-3-5-13(11)20(9)19-16(22)10-6-7-12(17)14(8-10)25(18,23)24/h2-9H,1H3,(H,19,22)(H2,18,23,24)