C321332233313331311331322121111331333133313113123323223133311121   >>    C32133223331333131133132212111133133313331311312332322313331112   <<    C321332233313331311331322121111331333133313113123323223133311123   >>      C321332233313331311331322121111331333133313113123323223133311122   >>