C312312111133131212111133133313231333133313331333132313331311331333132231322331   >>    C31231211113313121211113313331323133313331333133313231333131133133313223132233   <<    C312312111133131212111133133313231333133313331333132313331311331333132231322333   >>      C312312111133131212111133133313231333133313331333132313331311331333132231322332   >>