C11112331312111112111133133313331333132323213331333131333132333311   >>    C1111233131211111211113313331333133313232321333133313133313233331   <<    C11112331312111112111133133313331333132323213331333131333132333313   >>      C11112331312111112111133133313331333132323213331333131333132333312   >>