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system
Name the molecular formula for the molecule established as 2-[(5-oxo-4-prop-2-enyl-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)sulfanylmethyl]-3H-thieno[3,2-d]pyrimidin-4-one using the IUPAC nomenclature.
user
C19H14N6O2S2
assistant