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 4-[4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)piperazine-1-carbonyl]-2-phenylphthalazin-1-one .
user
C28H26N4O4
assistant