You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(1S,2S,3R,4S,7R,9S,10S,12R,15S)-1,2,4,11,12,15-hexaacetyloxy-10,14,17,17-tetramethyl-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-9-yl] acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H46O15
assistant