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 [(4R,9R,10R)-10-acetamido-9-[5-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethylamino]-5-oxopentoxy]-4-methyl-8-oxadispiro[2.1.25.33]decan-7-yl] acetate .
user
C27H46N2O10
assistant