You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (4R,10S,11S,15R,16R,22R)-13-ethyl-4,6,20,22-tetramethyl-5,21-dithia-13-azaheptacyclo[14.7.0.02,10.03,7.04,22.011,15.019,23]tricosa-1(23),2,6,19-tetraene-12,14-dione into its molecular formula.
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C26H29NO2S2
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