You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[(2S)-1-hydroxy-3-methylbutan-2-yl]-3-(6-methoxy-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)propanamide into molecular formula.
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C14H21N5O3
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