C312322331333132212111133133313331312111133132313331333232131132113121   >>    C31232233133313221211113313331333131211113313231333133323213113211312   <<    C312322331333132212111133133313331312111133132313331333232131132113123   >>      C312322331333132212111133133313331312111133132313331333232131132113122   >>