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system
Provide the molecular formula for the IUPAC named substance 3-O-[2-[2-(dimethylamino)ethoxy-hydroxyphosphoryl]oxyethyl] 1-O-ethyl 5-O-prop-2-ynyl 5-bromo-1,1,3-trimethylhexane-1,3,5-tricarboxylate .
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C23H39BrNO10P
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