You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule N-[(5-cyclopropyl-1,2,4-oxadiazol-3-yl)methyl]-N-methyl-1-(3-methyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)azetidin-3-amine into molecular formula.
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C16H20N8O
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