D11313232233131133131231323132313231323132313223313232233132313331111   >>    D1131323223313113313123132313231323132313231322331323223313231333111   <<    D11313232233131133131231323132313231323132313223313232233132313331113   >>      D11313232233131133131231323132313231323132313223313232233132313331112   >>