C31232233133313221211113313331333133313331212111133131133131122233312113311321   >>    C3123223313331322121111331333133313331333121211113313113313112223331211331132   <<    C31232233133313221211113313331333133313331212111133131133131122233312113311323   >>      C31232233133313221211113313331333133313331212111133131133131122233312113311322   >>