C111112111133131121133133313331333132313232233133313112132333131   >>    C11111211113313112113313331333133313231323223313331311213233313   <<    C111112111133131121133133313331333132313232233133313112132333133   >>      C111112111133131121133133313331333132313232233133313112132333132   >>