C312312111133131212111133133313331333133312133313231323221311321   >>    C31231211113313121211113313331333133313331213331323132322131132   <<    C312312111133131212111133133313331333133312133313231323221311323   >>      C312312111133131212111133133313331333133312133313231323221311322   >>