You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[4-[2-(3-ethynylphenyl)sulfonylpiperazin-1-yl]pyridin-3-yl]-6-(2-hydroxy-2-methylpropoxy)-7H-pyrazolo[1,5-a]pyridine-3-carbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H30N6O4S
assistant