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 3-[(3aS,6aR)-1-[[(4S)-5-ethoxycarbonyl-4-(3-fluoro-2-methylphenyl)-2-(1-methylimidazol-2-yl)-1,4-dihydropyrimidin-6-yl]methyl]-3,3-difluoro-4-oxo-2,3a,6,6a-tetrahydropyrrolo[3,4-b]pyrrol-5-yl]-2,2-dimethylpropanoic acid .
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C30H35F3N6O5
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