You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (2S,4S,5R,6S)-5-acetamido-4-acetyloxy-2-[(2R,3S,4S,5R,6S)-3-hydroxy-5-phenylmethoxy-2-(phenylmethoxymethyl)-6-[(2R,3R,4S,5R)-4,5,6-tris(phenylmethoxy)-2-(phenylmethoxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-6-[(1S,2R)-1,2,3-triacetyloxypropyl]oxane-2-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C74H85NO23
assistant