D3313223323213233313232233132311211331323132311221123231333131231   >>    D331322332321323331323223313231121133132313231122112323133313123   <<    D3313223323213233313232233132311211331323132311221123231333131233   >>      D3313223323213233313232233132311211331323132311221123231333131232   >>