D3313223323213233313232233132311211331323133313331311331333131333112311   >>    D331322332321323331323223313231121133132313331333131133133313133311231   <<    D3313223323213233313232233132311211331323133313331311331333131333112313   >>      D3313223323213233313232233132311211331323133313331311331333131333112312   >>