D121212122132313231323233231323223313231323221333132333132313222311   >>    D12121212213231323132323323132322331323132322133313233313231322231   <<    D121212122132313231323233231323223313231323221333132333132313222313   >>      D121212122132313231323233231323223313231323221333132333132313222312   >>