You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,3S)-N-[(2R)-2-(furan-2-yl)-2-hydroxyethyl]-1-methyl-6-oxo-2-thiophen-2-ylpiperidine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H20N2O4S
assistant