You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1-methyl-2,2-dioxo-4-phenyl-N-[(2R)-2-phenylpropyl]-2lambda6,1-benzothiazine-3-carboxamide is given. What is its corresponding molecular formula?
user
C25H24N2O3S
assistant