You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[(7S)-5-[3-(tetrazol-1-yl)phenyl]-2-(trifluoromethyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl]phenol .
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C19H13F3N8O
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