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 N-[2-[4-[6-(3,4-dimethoxyphenyl)pyridazin-3-yl]piperazin-1-yl]-2-oxoethyl]-N-[(1S)-1-phenylethyl]cyclopropanecarboxamide .
user
C30H35N5O4
assistant