You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-[[4-[1-[(3-fluoro-4-methylphenyl)methyl]benzotriazol-5-yl]pyrimidin-2-yl]amino]propan-1-ol The above is the IUPAC name of a molecule. Write its molecular formula.
user
C21H21FN6O
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