C321332233313331311331322121111331333133313231333233121122123311   >>    C32133223331333131133132212111133133313331323133323312112212331   <<    C321332233313331311331322121111331333133313231333233121122123313   >>      C321332233313331311331322121111331333133313231333233121122123312   >>