C111112111133131121133133313331333133313121111331333132313331322112131   >>    C11111211113313112113313331333133313331312111133133313231333132211213   <<    C111112111133131121133133313331333133313121111331333132313331322112133   >>      C111112111133131121133133313331333133313121111331333132313331322112132   >>