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Calculate the d- and l-isomers formed by the following compound.
H O O C minus C H open parentheses C H subscript 3 end subscript close parentheses minus C H O H minus C H B r minus C H O H minus C H open parentheses C H subscript 3 end subscript close parentheses minus C O O H minus

  1. 12    
  2. 10    
  3. 14    
  4. 8    

The correct answer is: 8

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