You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1S,2R,3R,4R)-3-(pyridin-2-ylmethylcarbamoyl)bicyclo[2.2.1]hept-5-ene-2-carboxylic acid into molecular formula.
user
C15H16N2O3
assistant