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 methyl (1S,9R,16S,21R)-20-ethoxy-2-(4-methylphenyl)sulfonyl-2,12-diazahexacyclo[14.2.2.19,12.01,9.03,8.016,21]henicosa-3,5,7,19-tetraene-18-carboxylate into molecular formula.
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C30H34N2O5S
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