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-[2-chloro-4-(trifluoromethyl)phenyl]-2-[2-(3,6-dihydro-2H-pyran-4-yl)-5-ethyl-6-[4-(5-methoxypyrimidine-4-carbonyl)piperazin-1-yl]-7-oxo-[1,2,4]triazolo[1,5-a]pyrimidin-4-yl]acetamide into molecular formula.
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C31H31ClF3N9O5
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