You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S,3R,4R,5R,6R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-4-hydroxy-2-(hydroxymethyl)-6-[(3S,4S,5S,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H38N2O16
assistant