You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(1R,2R,4R)-2-(6-chloropyrazolo[1,5-a]pyrimidin-3-yl)-4-[(1-cyclopropylpyrazol-4-yl)amino]-4-(2-hydroxypropan-2-yl)cyclohexyl]pyridine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H31ClN8O2
assistant