C312322331333132212111133133313331333133112112312111133133311331312113313233121   >>    C31232233133313221211113313331333133313311211231211113313331133131211331323312   <<    C312322331333132212111133133313331333133112112312111133133311331312113313233123   >>      C312322331333132212111133133313331333133112112312111133133311331312113313233122   >>