You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule tert-butyl (1S,3R,4R)-3-[[(1S)-1-(4-methoxycarbonylphenyl)ethyl]carbamoyl]-2-azabicyclo[2.2.1]heptane-2-carboxylate into molecular formula.
user
C22H30N2O5
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