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What is the molecular formula of the compound with this IUPAC name 2-[(4-bromophenyl)methyl]-1-[2-(furan-2-yl)ethyl]-3-(5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridin-6-yl)guanidine ?
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C20H23BrN6O
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