C11112331312111112111133133313331333132323213331333132233132322333331   >>    C1111233131211111211113313331333133313232321333133313223313232233333   <<    C11112331312111112111133133313331333132323213331333132233132322333333   >>      C11112331312111112111133133313331333132323213331333132233132322333332   >>