C312322331333132212111133133313113313331333133313113313331212331   >>    C31232233133313221211113313331311331333133313331311331333121233   <<    C312322331333132212111133133313113313331333133313113313331212333   >>      C312322331333132212111133133313113313331333133313113313331212332   >>