C31232233133313221211113313331333133313331212111133132331133221   >>    C3123223313331322121111331333133313331333121211113313233113322   <<    C31232233133313221211113313331333133313331212111133132331133223   >>      C31232233133313221211113313331333133313331212111133132331133222   >>