Task: Question Answering
Input (English): Question: The lithium dialkyl-heptarate reacts with alkyl halides to produce, by formation of carbon-carbon bonds between the alkyl group of the halide and the alkyl group of the dialkyl acetate: 
 Options:  <1> Alcanes. <2> Alquenos <3> Alquinos. <4> Aromatics <5> Piranos.
Output (English): 1