You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-3-(4-methyl-3-oxo-1,4-benzoxazin-7-yl)-3-[2-oxo-3-[3-(5,6,7,8-tetrahydro-1,8-naphthyridin-2-yl)propyl]pyrrolidin-1-yl]propanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H32N4O5
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