D33121212113313223313132322331323331323331322331313231323132121   >>    D3312121211331322331313232233132333132333132233131323132313212   <<    D33121212113313223313132322331323331323331322331313231323132123   >>      D33121212113313223313132322331323331323331322331313231323132122   >>