D12121212213231323132323323132322331323132322133313233313132322333121   >>    D1212121221323132313232332313232233132313232213331323331313232233312   <<    D12121212213231323132323323132322331323132322133313233313132322333123   >>      D12121212213231323132323323132322331323132322133313233313132322333122   >>