49. What is the major organic product of the following reaction?
(A) 4-ethyl-2,3-dimethylpyridine
(B) 5-ethyl-2,3-dimethylpyridine
(C) 6-ethyl-2,3-dimethylpyridine
(D) 2-methyl-3-propylpyridine
(E) 3-methyl-2-propylpyridine
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3-methyl-2-propylp...
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