You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-ethoxycarbonyl-4-[[(1S)-1-phenylethyl]amino]-3,6-dihydro-2H-pyridine-1-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H22N2O4
assistant