You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-benzyl-4-[(5-cyclobutyl-1,2,4-oxadiazol-3-yl)methyl]-3-oxo-N-propan-2-yl-1,4-benzoxazine-6-sulfonamide by IUPAC nomenclature, provide its molecular formula.
user
C25H28N4O5S
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