D3312121211331313331313232233132333132313133313113313231322331322321   >>    D331212121133131333131323223313233313231313331311331323132233132232   <<    D3312121211331313331313232233132333132313133313113313231322331322323   >>      D3312121211331313331313232233132333132313133313113313231322331322322   >>