D11211112331322331311211331323113313233313331323132321133132313232223311   >>    D1121111233132233131121133132311331323331333132313232113313231323222331   <<    D11211112331322331311211331323113313233313331323132321133132313232223313   >>      D11211112331322331311211331323113313233313331323132321133132313232223312   >>