You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3S)-5-[(2-methoxynaphthalen-1-yl)methyl]-3-[[(2S)-2-(methylamino)propanoyl]amino]-4-oxo-2,3-dihydro-1,5-benzoxazepine-9-carboxylic acid into molecular formula.
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C26H27N3O6
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