C312322331333132212111133133313331333133311211331312113313121123131   >>    C31232233133313221211113313331333133313331121133131211331312112313   <<    C312322331333132212111133133313331333133311211331312113313121123133   >>      C312322331333132212111133133313331333133311211331312113313121123132   >>