You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named ethyl (4S)-4-methyl-6-[(3-methyl-4-nitrobenzoyl)oxymethyl]-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate is given. What is its corresponding molecular formula?
user