You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[2-[[3-carboxy-2-ethyl-2-(2-hydroxyethyl)pentanoyl]oxymethyl]-2-(methoxymethyl)butoxy]carbonyl-2,3-diethyl-5-hydroxypentanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H48O11
assistant