C111123313121111121111331333133313331333221311312111133133313232221223321   >>    C11112331312111112111133133313331333133322131131211113313331323222122332   <<    C111123313121111121111331333133313331333221311312111133133313232221223323   >>      C111123313121111121111331333133313331333221311312111133133313232221223322   >>