You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name (4R)-3-[(2R,3S,4S,5S)-4-[[tert-butyl(dimethyl)silyl]oxymethyl]-2-ethenyl-3-hydroxy-5-[(2S,3R)-3-[(2S)-1-[(4-methoxyphenyl)methoxy]propan-2-yl]-2-methyloxiran-2-yl]-5-triethylsilyloxypentanoyl]-4-propan-2-yl-1,3-oxazolidin-2-one ?
user
C40H69NO9Si2
assistant