You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2-[(5S)-3-[3-fluoro-4-(2-oxo-2lambda4-thia-6-azaspiro[3.3]heptan-6-yl)phenyl]-2-oxo-1,3-oxazolidin-5-yl]ethyl N-methylcarbamate;molecular hydrogen ?
user
C18H24FN3O5S
assistant