You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2R)-2-methyl-3-(5-methylpyrazol-1-yl)propyl]-1-phenyl-3-(trifluoromethyl)thieno[2,3-c]pyrazole-5-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C21H20F3N5OS
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