You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named ethyl (5S,6S,7R)-3-[(2R)-1-hydroxy-4-methylpentan-2-yl]-4-oxo-2-(pentylcarbamoyl)-10-thia-3-azatricyclo[5.2.1.01,5]decane-6-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C23H38N2O5S
assistant