C111112111133131121133133313331333132311211312111111331333132213232131   >>    C11111211113313112113313331333133313231121131211111133133313221323213   <<    C111112111133131121133133313331333132311211312111111331333132213232133   >>      C111112111133131121133133313331333132311211312111111331333132213232132   >>