You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-3-N-[3-cyano-4-(2,2,2-trifluoroethoxy)phenyl]-1-N-propan-2-ylpiperidine-1,3-dicarboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H23F3N4O3
assistant