C312322331333132212111133133313331333131133113313331333131211111113331121   >>    C31232233133313221211113313331333133313113311331333133313121111111333112   <<    C312322331333132212111133133313331333131133113313331333131211111113331123   >>      C312322331333132212111133133313331333131133113313331333131211111113331122   >>