InChI=1/C13H16N2O5S/c1-8-5-10(21(14,17)18)6-11(9(8)2)15-13(16)12-7-19-3-4-20-12/h5-7H,3-4H2,1-2H3,(H,15,16)(H2,14,17,18)/f/h15H,14H2 75867241ED58E12E