You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2R)-2-[[5-chloro-2-[(5-cyclopropyl-1H-pyrazol-3-yl)amino]pyrimidin-4-yl]amino]-2-(4-fluorophenyl)ethanol .
user
C18H18ClFN6O
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