D331322332321323331323131111233132322331333132313231333132312121   >>    D33132233232132333132313111123313232233133313231323133313231212   <<    D331322332321323331323131111233132322331333132313231333132312123   >>      D331322332321323331323131111233132322331333132313231333132312122   >>