C3213322333133313113313221211113313331333133313231131131233123131232311   >>    C321332233313331311331322121111331333133313331323113113123312313123231   <<    C3213322333133313113313221211113313331333133313231131131233123131232313   >>      C3213322333133313113313221211113313331333133313231131131233123131232312   >>