C321332233313331311331322121111331333133313113123323223312333321   >>    C32133223331333131133132212111133133313331311312332322331233332   <<    C321332233313331311331322121111331333133313113123323223312333323   >>      C321332233313331311331322121111331333133313113123323223312333322   >>