D3312121211331313331313232233132322331323132233132313232332313111111   >>    D331212121133131333131323223313232233132313223313231323233231311111   <<    D3312121211331313331313232233132322331323132233132313232332313111113   >>      D3312121211331313331313232233132322331323132233132313232332313111112   >>