D33132233232132333132322331323112113313231333133313232233132313311231   >>    D3313223323213233313232233132311211331323133313331323223313231331123   <<    D33132233232132333132322331323112113313231333133313232233132313311233   >>      D33132233232132333132322331323112113313231333133313232233132313311232   >>