InChI=1/C14H18N2O4S/c1-9(14(19)20)15-13(18)11(16-12(17)8-21)7-10-5-3-2-4-6-10/h2-6,9,11,21H,7-8H2,1H3,(H,15,18)(H,16,17)(H,19,20)/p-1/t9-,11-/m0/s1/fC14H17N2O4S/h15-16H/q-1 4FE88B3164872266