You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-1-[[4-[[1-(3-phenylpropanoyl)piperidine-4-carbonyl]amino]phenyl]methyl]piperidine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H36N4O3
assistant