C111123313121111121111331333133313331323232133313331333133313112111333113231   >>    C11112331312111112111133133313331333132323213331333133313331311211133311323   <<    C111123313121111121111331333133313331323232133313331333133313112111333113233   >>      C111123313121111121111331333133313331323232133313331333133313112111333113232   >>