C312322331333132212111133133313331333133312121111133313112123331   >>    C31232233133313221211113313331333133313331212111113331311212333   <<    C312322331333132212111133133313331333133312121111133313112123333   >>      C312322331333132212111133133313331333133312121111133313112123332   >>