You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(1R)-1-[(1S,4R,5S,7S,17R,18E)-1,4-dihydroxy-5,17,19-trimethyl-14-oxo-15-oxatetracyclo[9.8.0.02,8.03,7]nonadeca-9,18-dien-16-yl]ethyl] 2-[(4-bromophenyl)methylamino]-2-oxoacetate into its molecular formula.
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C32H40BrNO7
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