C321332233313331311331322121111331333133313113123323222311223131   >>    C32133223331333131133132212111133133313331311312332322231122313   <<    C321332233313331311331322121111331333133313113123323222311223133   >>      C321332233313331311331322121111331333133313113123323222311223132   >>