D121213233313111323132322132312323131323132322331323132333132313331323223313121   >>    D12121323331311132313232213231232313132313232233132313233313231333132322331312   <<    D121213233313111323132322132312323131323132322331323132333132313331323223313123   >>      D121213233313111323132322132312323131323132322331323132333132313331323223313122   >>