D3313223322132333132333132321123231333132323331323222233132313232222221   >>    D331322332213233313233313232112323133313232333132322223313231323222222   <<    D3313223322132333132333132321123231333132323331323222233132313232222223   >>      D3313223322132333132333132321123231333132323331323222233132313232222222   >>