D121212122132313231323233231323223313231323221333132333131323112331   >>    D12121212213231323132323323132322331323132322133313233313132311233   <<    D121212122132313231323233231323223313231323221333132333131323112333   >>      D121212122132313231323233231323223313231323221333132333131323112332   >>