D33132233232132333132322331323112113313231333133313113313331313312121   >>    D3313223323213233313232233132311211331323133313331311331333131331212   <<    D33132233232132333132322331323112113313231333133313113313331313312123   >>      D33132233232132333132322331323112113313231333133313113313331313312122   >>