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 (5R,7S)-5-(4-bromophenyl)-N-[(6S)-6-tert-butyl-3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carboxamide .
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C27H27BrF3N5OS
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