C11112331312111112111133133313331333133313331333133313331333132321122331   >>    C1111233131211111211113313331333133313331333133313331333133313232112233   <<    C11112331312111112111133133313331333133313331333133313331333132321122333   >>      C11112331312111112111133133313331333133313331333133313331333132321122332   >>