D121213233313111323132322132312323131323132322331323132333132313331323121213221   >>    D12121323331311132313232213231232313132313232233132313233313231333132312121322   <<    D121213233313111323132322132312323131323132322331323132333132313331323121213223   >>      D121213233313111323132322132312323131323132322331323132333132313331323121213222   >>