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 3-chloro-4-[[7-(dipropylamino)-6-methylpyrazolo[1,5-a]pyrimidin-5-yl]amino]-N-methylbenzamide .
user
C21H27ClN6O
assistant