You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [2-(2,6-dimethylanilino)-2-oxoethyl] 1,3-dioxo-2-[(1R)-1-phenylethyl]isoindole-5-carboxylate into molecular formula.
user
C27H24N2O5
assistant