C111123313121111121111331333133313331323232133112111113331322333311   >>    C11112331312111112111133133313331333132323213311211111333132233331   <<    C111123313121111121111331333133313331323232133112111113331322333313   >>      C111123313121111121111331333133313331323232133112111113331322333312   >>