You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (2S,3R)-3-[(2-aminopyridin-4-yl)methyl]-2-N-methyl-4-oxo-1-N-(1-phenylbutyl)-2-N-pyridin-4-ylazetidine-1,2-dicarboxamide into molecular formula.
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C27H30N6O3
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