D231123132333132233131323223313233313231323121111331323132312331   >>    D23112313233313223313132322331323331323132312111133132313231233   <<    D231123132333132233131323223313233313231323121111331323132312333   >>      D231123132333132233131323223313233313231323121111331323132312332   >>