C3213322333133313113313221211113313331333133313231131131233123333223331   >>    C321332233313331311331322121111331333133313331323113113123312333322333   <<    C3213322333133313113313221211113313331333133313231131131233123333223333   >>      C3213322333133313113313221211113313331333133313231131131233123333223332   >>