You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 2-(3-methylpyrazol-1-yl)-5-propan-2-ylpyrazine;2-(4-methylpyrazol-1-yl)-5-propan-2-ylpyrazine ?
user
C22H28N8
assistant