InChI=1/C17H15N3O4S/c1-11(21)19-17(12-7-9-13(25-2)10-8-12)24-16(18-19)14-5-3-4-6-15(14)20(22)23/h3-10,17H,1-2H3/t17-/m0/s1 40E7C9E13193E5E6