You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4S,5S)-3-[2-(3,4-dimethoxyphenyl)ethyl]-4-hydroxy-4,5-dimethyl-5-(2-methyl-2-phenylpropyl)-1,3-oxazolidin-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H33NO5
assistant