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 (E,6R,7R)-7-(3-hydroxy-4-methoxyphenyl)-6-methoxy-7-[(4-methylphenyl)carbamoyloxy]hept-2-enoic acid .
user
C23H27NO7
assistant