C31232233133313221211113313113313331333133313113131211111322332321   >>    C3123223313331322121111331311331333133313331311313121111132233232   <<    C31232233133313221211113313113313331333133313113131211111322332323   >>      C31232233133313221211113313113313331333133313113131211111322332322   >>