D3312121211331313331313232233132322331323132233132313233313131111   >>    D331212121133131333131323223313232233132313223313231323331313111   <<    D3312121211331313331313232233132322331323132233132313233313131113   >>      D3312121211331313331313232233132322331323132233132313233313131112   >>