You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (3R)-3-(3,4-dimethoxyphenyl)-3-[[(3S)-1-(pyrrolidine-1-carbonyl)piperidine-3-carbonyl]amino]propanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H33N3O6
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