C11112331312111112111133133313331333132323133313331333133313113313331122311   >>    C1111233131211111211113313331333133313232313331333133313331311331333112231   <<    C11112331312111112111133133313331333132323133313331333133313113313331122313   >>      C11112331312111112111133133313331333132323133313331333133313113313331122312   >>