D33132233232132333132322331323112113313231333133313231323112121   >>    D3313223323213233313232233132311211331323133313331323132311212   <<    D33132233232132333132322331323112113313231333133313231323112123   >>      D33132233232132333132322331323112113313231333133313231323112122   >>