You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (1S)-1-(4-amino-3,5-dichlorophenyl)-2-[[(11R)-6,11-dihydrobenzo[c][1]benzothiepin-11-yl]amino]ethanol is given. What is its corresponding molecular formula?
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C22H20Cl2N2OS
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