D121212122132313231323233231323223313231323221333132332313231323221   >>    D12121212213231323132323323132322331323132322133313233231323132322   <<    D121212122132313231323233231323223313231323221333132332313231323223   >>      D121212122132313231323233231323223313231323221333132332313231323222   >>