C133323133112111133133313331333133313231322331323133313311232313223121   >>    C13332313311211113313331333133313331323132233132313331331123231322312   <<    C133323133112111133133313331333133313231322331323133313311232313223123   >>      C133323133112111133133313331333133313231322331323133313311232313223122   >>