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 1-(1-ethyl-5-methylpyrazol-4-yl)-3-[[(5R,7S)-5-methyl-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carbonyl]amino]thiourea .
user
C16H21F3N8OS
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