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What is the molecular formula of the molecule identified by (2S,3aR,5R,7S,8R,9aR)-7-bromo-2-(3-bromopropa-1,2-dienyl)-5-[(1S)-1-bromopropyl]-3,3a,5,6,7,8,9,9a-octahydro-2H-furo[3,2-b]oxocin-8-ol ?
user
C15H21Br3O3
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