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-[1-[[4-[2-[4-[(5-chloropyridin-2-yl)methoxy]-2-oxopyridin-1-yl]ethyl]phenyl]methyl]piperidin-4-yl]acetamide .
user
C27H31ClN4O3
assistant