C321332233313331311331322121111331333133313231323133313121213233321331221231   >>    C32133223331333131133132212111133133313331323132313331312121323332133122123   <<    C321332233313331311331322121111331333133313231323133313121213233321331221233   >>      C321332233313331311331322121111331333133313231323133313121213233321331221232   >>