You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(5S,5aS,8aR,9R)-9-(4-hydroxy-3,5-dimethoxyphenyl)-8-oxo-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[6,5-f][1,3]benzodioxol-5-yl]-2-[(4aR,6S,7R,8R,8aR)-6,7,8-trihydroxy-2-methyl-4a,7,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-6-yl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H35NO14
assistant