You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(5-methylpyrazin-2-yl)-3-[(1-oxo-3,4-dihydro-2H-isoquinolin-6-yl)oxy]-5-(oxolan-3-yloxy)benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H24N4O5
assistant