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 ethyl (E)-6-[2-[[4-[5-[[4-[2-(methoxymethoxy)ethyl]phenyl]methyl]pyridin-2-yl]phenyl]methyl]-6-methyl-5-phenylmethoxypyrimidin-4-yl]-6-oxohex-3-enoate .
user
C43H45N3O6
assistant