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system
Name the molecular formula for the molecule established as (6Z)-6-[[1-(5-chloro-2-methoxyphenyl)pyrrol-2-yl]methylidene]-2-(furan-2-yl)-5-imino-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one using the IUPAC nomenclature.
user
C21H14ClN5O3S
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