C312322331333132212111133133313331333131133113313331333133313311211111132121   >>    C31232233133313221211113313331333133313113311331333133313331331121111113212   <<    C312322331333132212111133133313331333131133113313331333133313311211111132123   >>      C312322331333132212111133133313331333131133113313331333133313311211111132122   >>