C11111333133313232233133313331333133313331312111133133313123123331   >>    C1111133313331323223313331333133313331333131211113313331312312333   <<    C11111333133313232233133313331333133313331312111133133313123123333   >>      C11111333133313232233133313331333133313331312111133133313123123332   >>