D13133313131323131323331323232132322331323223313132313132322311   >>    D1313331313132313132333132323213232233132322331313231313232231   <<    D13133313131323131323331323232132322331323223313132313132322313   >>      D13133313131323131323331323232132322331323223313132313132322312   >>