C312322331333132212111133133313331333133312121111121111133112111131   >>    C31232233133313221211113313331333133313331212111112111113311211113   <<    C312322331333132212111133133313331333133312121111121111133112111133   >>      C312322331333132212111133133313331333133312121111121111133112111132   >>