You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1R,4S)-N-[3-(imidazol-1-ylmethyl)phenyl]-2-azabicyclo[2.2.1]heptane-2-carboxamide into molecular formula.
user
C17H20N4O
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