You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2S,3R,4S,5S,6R)-2-[[(3S,3aS,4R,6R,6aR)-3,6-bis(4-hydroxy-3-methoxyphenyl)-1,3,3a,4,6,6a-hexahydrofuro[3,4-c]furan-4-yl]oxy]-6-(hydroxymethyl)oxane-3,4,5-triol .
user
C26H32O12
assistant