C11112331312111112111133133313331333133313331333133313331333132323331323121   >>    C1111233131211111211113313331333133313331333133313331333133313232333132312   <<    C11112331312111112111133133313331333133313331333133313331333132323331323123   >>      C11112331312111112111133133313331333133313331333133313331333132323331323122   >>