C31232233133313221211113313331333133313331212111133132212113311321   >>    C3123223313331322121111331333133313331333121211113313221211331132   <<    C31232233133313221211113313331333133313331212111133132212113311323   >>      C31232233133313221211113313331333133313331212111133132212113311322   >>