D33121212113313223313132322331323331323331322331323331323121311   >>    D3312121211331322331313232233132333132333132233132333132312131   <<    D33121212113313223313132322331323331323331322331323331323121313   >>      D33121212113313223313132322331323331323331322331323331323121312   >>