You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4R)-4-(5-methylfuran-2-yl)-2-oxo-6-prop-2-enylsulfanyl-3,4-dihydro-1H-pyridine-5-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H14N2O2S
assistant