D121212122132313231323233231323223313233313121133132333133311321   >>    D12121212213231323132323323132322331323331312113313233313331132   <<    D121212122132313231323233231323223313233313121133132333133311323   >>      D121212122132313231323233231323223313233313121133132333133311322   >>