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What is the molecular formula of the compound with this IUPAC name N-(2-chlorophenyl)-2-[[8-(3-methylbutyl)-7-oxo-5-thia-1,8,10,11-tetrazatricyclo[7.3.0.02,6]dodeca-2(6),3,9,11-tetraen-12-yl]sulfanyl]acetamide ?
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C20H20ClN5O2S2
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