You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [2-(5-methyl-2-propan-2-ylcyclohexyl)oxy-2-oxoethyl] 2-[(5-methylthiophene-2-carbonyl)amino]acetate into molecular formula.
user
C20H29NO5S
assistant