You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (2R)-4-amino-N-[5-amino-2-[4-amino-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4-[6-(aminomethyl)-3-hydroxyoxan-2-yl]oxy-3-hydroxycyclohexyl]-2-hydroxybutanamide .
user
C22H43N5O11
assistant