D13133313221323331323331313113313231333133313231323133313223311   >>    D1313331322132333132333131311331323133313331323132313331322331   <<    D13133313221323331323331313113313231333133313231323133313223313   >>      D13133313221323331323331313113313231333133313231323133313223312   >>