C111123313121111121111331333133313331323232133313331312111133131311331211   >>    C11112331312111112111133133313331333132323213331333131211113313131133121   <<    C111123313121111121111331333133313331323232133313331312111133131311331213   >>      C111123313121111121111331333133313331323232133313331312111133131311331212   >>