You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[(3aS,6aR)-1-[(3,4-dimethylphenyl)methyl]-2,3,3a,5,6,6a-hexahydropyrrolo[3,2-b]pyrrol-4-yl]-N,N-dimethylacetamide .
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C19H29N3O
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