You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl (2R)-2-[(2S)-2-[[4-[[4-[6-[(4-cyanooxan-4-yl)methylamino]pyridin-2-yl]-5-methylpyridin-2-yl]methyl]cyclohexyl]amino]propoxy]propanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H47N5O4
assistant