C312312111133131212111133133313331323133313233121111331323321322331   >>    C31231211113313121211113313331333132313331323312111133132332132233   <<    C312312111133131212111133133313331323133313233121111331323321322333   >>      C312312111133131212111133133313331323133313233121111331323321322332   >>