D33132233232132333132322331323112113313231333133313232211211121   >>    D3313223323213233313232233132311211331323133313331323221121112   <<    D33132233232132333132322331323112113313231333133313232211211123   >>      D33132233232132333132322331323112113313231333133313232211211122   >>