You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethyl 2-[(8R)-11,30-dichloro-4,31-dimethyl-27,27-dioxo-21,26-dioxa-27lambda6-thia-1,14,15,16-tetrazahexacyclo[20.5.3.13,7.19,13.012,16.025,29]dotriaconta-3,5,7(32),9,11,13(31),14,22(30),23,25(29)-decaen-8-yl]acetate into its molecular formula.
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C31H32Cl2N4O6S
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