C11112331312111112111133133313331333133313331333133313331333132323213112311   >>    C1111233131211111211113313331333133313331333133313331333133313232321311231   <<    C11112331312111112111133133313331333133313331333133313331333132323213112313   >>      C11112331312111112111133133313331333133313331333133313331333132323213112312   >>