InChI=1/C16H19N4O5S/c1-10-7-13(11(2)25-10)15(21)18-19-26(23,24)12-8-14(17-9-12)16(22)20-5-3-4-6-20/h7-9H,3-6H2,1-2H3,(H,17,22)(H,18,21)/q-1/f/h17-18H 6418B0885F8F502A