You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2E,6R)-2-[(Z)-furan-2-ylmethylidenehydrazinylidene]-N-(4-methoxyphenyl)-4-oxo-1,3-thiazinane-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H16N4O4S
assistant