D3313223323213233313232233132311211331323133313331323132313331333222221   >>    D331322332321323331323223313231121133132313331333132313231333133322222   <<    D3313223323213233313232233132311211331323133313331323132313331333222223   >>      D3313223323213233313232233132311211331323133313331323132313331333222222   >>