You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [7-(furan-3-yl)-4-hydroxy-1,8,16-trimethyl-3-methylidene-5,14,19-trioxo-11,15,18-trioxapentacyclo[10.9.0.02,10.04,8.016,21]henicosan-9-yl] 3-methylbutanoate .
user
C31H38O10
assistant