5-methoxy-1-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl](oxo)-λ4-sulfanyl}benzo[d]imidazole compound with 6-methoxy-1-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl](oxo)-λ4-sulfanyl}benzo[d]imidazole