C11112331312111112111133133313331311331311211312111133132321322331   >>    C1111233131211111211113313331333131133131121131211113313232132233   <<    C11112331312111112111133133313331311331311211312111133132321322333   >>      C11112331312111112111133133313331311331311211312111133132321322332   >>