You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule [2-[[(1R)-1-(1,3-benzodioxol-5-yl)ethyl]amino]-2-oxoethyl] 2-acetamido-4,5-dimethylthiophene-3-carboxylate ?
user
C20H22N2O6S
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