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 N-[2-[6-(furan-2-yl)pyridazin-3-yl]oxyethyl]-1-[6-(4-methoxyphenyl)pyridazin-3-yl]piperidine-4-carboxamide .
user
C27H28N6O4
assistant