D231123132333132233131323223313233313231323121111331313231323311   >>    D23112313233313223313132322331323331323132312111133131323132331   <<    D231123132333132233131323223313233313231323121111331313231323313   >>      D231123132333132233131323223313233313231323121111331313231323312   >>