C321332233313331311331322121111331333133313331323113113123312311331   >>    C32133223331333131133132212111133133313331333132311311312331231133   <<    C321332233313331311331322121111331333133313331323113113123312311333   >>      C321332233313331311331322121111331333133313331323113113123312311332   >>