<p>Provided is an industrially more advantageous process for preparing novel pyridine derivatives which are expected to be utilized as drugs. A process for preparing high-quality 3-(6-hydroxy -1-methyl-1H-benzimidazol-2-yl)benzoic acid esters, which serve as intermediates in the preparing process, in a few steps and in a high yield; novel benzoic acid esters which serve as precursors thereof; and a process for preparing the same.</p>
