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 2,3-dihydroxybutyl (E)-3-(5-methoxy-7-oxo-3-bicyclo[4.2.0]octa-2,4-dienyl)prop-2-enoate .
user
C16H20O6
assistant