C321332233313331311331322121111331333133313331311221213231133121123331   >>    C32133223331333131133132212111133133313331333131122121323113312112333   <<    C321332233313331311331322121111331333133313331311221213231133121123333   >>      C321332233313331311331322121111331333133313331311221213231133121123332   >>