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system
Name the molecular formula for the molecule established as (6S,11R)-3-chloro-6-[[(6R,11R)-3-chloro-11-oxo-5,6-dihydrobenzo[b][1]benzothiepin-6-yl]disulfanyl]-5,6-dihydrobenzo[b][1]benzothiepine 11-oxide using the IUPAC nomenclature.
user
C28H20Cl2O2S4
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