C321332233313331311331322121111331333133313231323133313121213233223211121   >>    C32133223331333131133132212111133133313331323132313331312121323322321112   <<    C321332233313331311331322121111331333133313231323133313121213233223211123   >>      C321332233313331311331322121111331333133313231323133313121213233223211122   >>