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Translate the chemical IUPAC name 10-ethylsulfanyl-5,14-dimethoxy-13,15-dimethyl-6,8,11-triazatetracyclo[10.4.0.01,6.07,11]hexadeca-2,4,7,9,12,14-hexaene into its molecular formula.
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C19H23N3O2S
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