You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(5S)-5-acetyloxy-2-(acetyloxymethyl)-5-[(1S,4S,6R,10R,11R)-11-acetyloxy-4-methyl-9-methylidene-5,12-dioxatricyclo[8.4.0.04,6]tetradec-13-en-14-yl]pent-2-enyl] acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H38O10
assistant