C321332233313331311331322121111331333133313231323133313121213233121231   >>    C32133223331333131133132212111133133313331323132313331312121323312123   <<    C321332233313331311331322121111331333133313231323133313121213233121233   >>      C321332233313331311331322121111331333133313231323133313121213233121232   >>