You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-(4-acetyl-1,3-benzodioxol-5-yl)-2-oxopropyl]sulfanyl-4-amino-1H-pyrimidin-6-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H15N3O5S
assistant