D121212121213132333131232313232233131323223313231322331333132313222223331   >>    D12121212121313233313123231323223313132322331323132233133313231322222333   <<    D121212121213132333131232313232233131323223313231322331333132313222223333   >>      D121212121213132333131232313232233131323223313231322331333132313222223332   >>