D3312121211331313331313232233132322331323132233132313331323223313231131   >>    D331212121133131333131323223313232233132313223313231333132322331323113   <<    D3312121211331313331313232233132322331323132233132313331323223313231133   >>      D3312121211331313331313232233132322331323132233132313331323223313231132   >>