You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (3S)-3-amino-4-[[(1R)-1-(bicyclo[2.2.1]heptane-2-carbonylamino)ethyl]amino]-4-oxobutanoic acid into its molecular formula.
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C14H23N3O4
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