You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]-2-(1-propan-2-ylpyrazol-4-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H27N7O3
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