You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (2S)-N-[(3S)-1-[(4-chloro-2-methoxyphenyl)methyl]-2-oxo-4,5-dihydro-3H-1-benzazepin-3-yl]-2-(methylamino)propanamide;hydrochloride is given. What is its corresponding molecular formula?
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C22H27Cl2N3O3
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