You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-[3-oxo-7-[[1-(2-phenylmethoxyethyl)piperidin-4-yl]amino]-1H-isoindol-2-yl]piperidine-2,6-dione into its molecular formula.
user
C27H32N4O4
assistant