C312312111133131212111133133313231333132322121111331311331323223331   >>    C31231211113313121211113313331323133313232212111133131133132322333   <<    C312312111133131212111133133313231333132322121111331311331323223333   >>      C312312111133131212111133133313231333132322121111331311331323223332   >>