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What is the molecular formula of the compound with this IUPAC name 2-(7-chloro-5-fluoro-2-methyl-1,3-benzothiazol-4-yl)-1-methylidene-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,2-a]pyridazine-3-thione ?
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C15H14ClFN4S2
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