D3313223322132333132333132321123233313233211331323222233132322221   >>    D331322332213233313233313232112323331323321133132322223313232222   <<    D3313223322132333132333132321123233313233211331323222233132322223   >>      D3313223322132333132333132321123233313233211331323222233132322222   >>