D3313223323213233313232233132311211331323133313331311331333133322123231   >>    D331322332321323331323223313231121133132313331333131133133313332212323   <<    D3313223323213233313232233132311211331323133313331311331333133322123233   >>      D3313223323213233313232233132311211331323133313331311331333133322123232   >>