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What is the molecular formula of the molecule identified by [1-[5-[6-chloro-4-(propan-2-ylamino)pyridin-3-yl]-1,3,4-thiadiazol-2-yl]-2-oxabicyclo[2.2.2]octan-4-yl]carbamic acid ?
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C18H22ClN5O3S
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