You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [3-(carboniodidoyloxymethyl)-3,8,10-triethyl-8,10,11-trimethyl-1,5-dioxa-9-azaspiro[5.5]undecan-9-yl] acetate into its molecular formula.
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C21H36INO6
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