You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 6-[4-(2,2-dimethylpropanoyloxymethyl)-3-[3-[[2-(2,5-dioxopyrrol-1-yl)acetyl]amino]propoxy]phenoxy]-4-hydroxyoxane-2-carboxylic acid .
user
C27H34N2O11
assistant