C3213322333133313113313221211113313331333133313231131131233123131212111   >>    C321332233313331311331322121111331333133313331323113113123312313121211   <<    C3213322333133313113313221211113313331333133313231131131233123131212113   >>      C3213322333133313113313221211113313331333133313231131131233123131212112   >>