D33132233232132333132322331323112113313231333133313231333211221   >>    D3313223323213233313232233132311211331323133313331323133321122   <<    D33132233232132333132322331323112113313231333133313231333211223   >>      D33132233232132333132322331323112113313231333133313231333211222   >>