InChI=1/C15H16N4O5S/c1-18(2)25(23,24)17-15(20)11-8-9-13(14(10-11)19(21)22)16-12-6-4-3-5-7-12/h3-10,16H,1-2H3,(H,17,20)/p-1/fC15H15N4O5S/q-1 4FD6AB3DD116068C