C312322331333132212111133133313331312111133132233132322333121331   >>    C31232233133313221211113313331333131211113313223313232233312133   <<    C312322331333132212111133133313331312111133132233132322333121333   >>      C312322331333132212111133133313331312111133132233132322333121332   >>