You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S,3R,4S,5S,6R)-2-[(3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy-2-ethyl-6-(hydroxymethyl)oxane-3,4,5-triol into its molecular formula.
user
C14H26O11
assistant