You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by [(2S,3S,4R,6R)-6-[[(6R,7S,8S,9R,12R)-3-benzyl-9-[(2S,3R,4S)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-10-hydroxy-1,6,8,12-tetramethyl-2,5-dioxo-1,4-diazacyclotridec-7-yl]oxy]-4-methoxy-2,4-dimethyloxan-3-yl] acetate ?
user
C40H65N3O11
assistant