C321332233313331311331322121111331333133313231333233121122122211331   >>    C32133223331333131133132212111133133313331323133323312112212221133   <<    C321332233313331311331322121111331333133313231333233121122122211333   >>      C321332233313331311331322121111331333133313231333233121122122211332   >>