You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(2-hydroxyphenyl)methylsulfanyl]-3-oxo-5,6,7,8-tetrahydro-2H-isoquinoline-4-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H16N2O2S
assistant