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system
What is the molecular formula of the molecule identified by [2-chloro-4-[(5-imino-7-oxo-2-pyridin-3-yl-[1,3,4]thiadiazolo[3,2-a]pyrimidin-6-ylidene)methyl]-6-methoxyphenyl] 3-methoxybenzoate ?
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C26H18ClN5O5S
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