You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 2-(3,5-diethyl-1,2-dimethylcyclopentyl)acetate;methyl 2-(3,5-diethyl-8,9-dimethyl-8-tricyclo[5.2.1.02,6]decanyl)acetate;methyl 2-(2,3,5,6-tetramethyl-2-bicyclo[2.2.1]heptanyl)acetate;methyl 2-(4,5,9,10-tetramethyl-4-tetracyclo[6.2.1.13,6.02,7]dodecanyl)acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C66H112O8
assistant