You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-[[3-[2-(4-benzylpiperazin-1-yl)-2-oxoethoxy]-4-methoxyphenyl]methylamino]-5-chloro-1H-pyridazin-6-one .
user
C25H28ClN5O4
assistant