C111112111133131121133133313331333133313331322121111331323112331   >>    C11111211113313112113313331333133313331333132212111133132311233   <<    C111112111133131121133133313331333133313331322121111331323112333   >>      C111112111133131121133133313331333133313331322121111331323112332   >>