C31232233133313221211113313331311331333133112111133211231322311   >>    C3123223313331322121111331333131133133313311211113321123132231   <<    C31232233133313221211113313331311331333133112111133211231322313   >>      C31232233133313221211113313331311331333133112111133211231322312   >>