D121212122132313231323233231323223313231323221333131232313231323223331   >>    D12121212213231323132323323132322331323132322133313123231323132322333   <<    D121212122132313231323233231323223313231323221333131232313231323223333   >>      D121212122132313231323233231323223313231323221333131232313231323223332   >>