C111123313121111121111331333133313331333133313331333133313331311321133121   >>    C11112331312111112111133133313331333133313331333133313331333131132113312   <<    C111123313121111121111331333133313331333133313331333133313331311321133123   >>      C111123313121111121111331333133313331333133313331333133313331311321133122   >>