You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl) (11S,16R)-7-thia-10,14-diazatetracyclo[8.6.1.05,17.011,16]heptadeca-1,3,5(17)-triene-14-carboxylate into molecular formula.
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C21H29BN2O4S
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