C111123313121111121111331333133313331323232133313331311211113311   >>    C11112331312111112111133133313331333132323213331333131121111331   <<    C111123313121111121111331333133313331323232133313331311211113313   >>      C111123313121111121111331333133313331323232133313331311211113312   >>