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 methyl 2,4-dimethyl-5-[2-[methyl-[(2,3,4-trimethoxyphenyl)methyl]amino]acetyl]-1H-pyrrole-3-carboxylate ?
user
C21H28N2O6
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