C31232233133313221211113313331333133313331212111133132212113313113322212231   >>    C3123223313331322121111331333133313331333121211113313221211331311332221223   <<    C31232233133313221211113313331333133313331212111133132212113313113322212233   >>      C31232233133313221211113313331333133313331212111133132212113313113322212232   >>