C312312111133131212111133133313231333132322121111331311331323132332132131   >>    C31231211113313121211113313331323133313232212111133131133132313233213213   <<    C312312111133131212111133133313231333132322121111331311331323132332132133   >>      C312312111133131212111133133313231333132322121111331311331323132332132132   >>