InChI=1/C17H20N4O4S/c1-5-12-20-21-13(23)6-11(19-17(21)26-12)7-25-16(24)15-8(2)14(10(4)22)9(3)18-15/h6,12,18,20H,5,7H2,1-4H3/t12-/m1/s1 88B2039B100DFD1D