InChI=1/C18H17ClN2O4S/c1-10-6-13(19)4-5-15(10)25-12(3)17(23)24-8-14-7-16(22)21-11(2)9-26-18(21)20-14/h4-7,9,12H,8H2,1-3H3/t12-/m1/s1 169C41C0B18F6494