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What is the molecular formula of the molecule identified by (8aS)-3-[[(2S)-2-(methylamino)propanoyl]amino]-4-oxo-N-[(1R)-1,2,3,4-tetrahydronaphthalen-1-yl]-2,3,6,7,8,8a-hexahydropyrrolo[2,1-b][1,3]oxazine-6-carboxamide ?
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C22H30N4O4
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