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 2-(4-methyl-1-oxophthalazin-2-yl)-N-[(4-pyrrolidin-1-ylsulfonylphenyl)methyl]acetamide .
user
C22H24N4O4S
assistant