C31232233133313221211113313331333133313331212111133133313311212332231   >>    C3123223313331322121111331333133313331333121211113313331331121233223   <<    C31232233133313221211113313331333133313331212111133133313311212332233   >>      C31232233133313221211113313331333133313331212111133133313311212332232   >>