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 2-(1-benzyl-6-methyl-2-oxo-4-phenyl-5-phenylmethoxycarbonyl-4H-pyrimidin-3-yl)acetic acid .
user
C28H26N2O5
assistant