C111123313121111121111331333133313331323232133313331333131233131232311   >>    C11112331312111112111133133313331333132323213331333133313123313123231   <<    C111123313121111121111331333133313331323232133313331333131233131232313   >>      C111123313121111121111331333133313331323232133313331333131233131232312   >>