You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(1R,2S,3R,4S,5S,7S,9R,10R,13Z)-4,9-diacetyloxy-3-benzoyloxy-10-hydroxy-2,6,6,14-tetramethyl-11,16-dioxo-5-tricyclo[8.6.0.02,7]hexadec-13-enyl] benzoate by IUPAC nomenclature, provide its molecular formula.
user
C38H42O11
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