InChI=1/C13H19NO4S/c1-13(2,3)18-12(15)14-19(5,16)11-8-6-10(17-4)7-9-11/h6-9H,1-5H carbamic acid, [(4-methoxyphenyl)methyloxidosulfanylidene]-, 1,1-dimethylethyl ester tert-butyl [(4-methoxyphenyl)(methyl)oxido-lambda~4~-sulfanylidene]carbamate