C321332233313331311331322121111331333133313331311221213211221221   >>    C32133223331333131133132212111133133313331333131122121321122122   <<    C321332233313331311331322121111331333133313331311221213211221223   >>      C321332233313331311331322121111331333133313331311221213211221222   >>