You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R,3R,4S,5R,6R)-2-[[(2R,3S,4R,5S,6R)-3-azido-4,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]oxymethyl]-3,4,5,6-tetrakis(phenylmethoxy)oxane is the IUPAC name of a molecule. Please give its molecular formula.
user
C61H63N3O10
assistant