C133323133112111133133313331333133313231322331323133313311232321123231   >>    C13332313311211113313331333133313331323132233132313331331123232112323   <<    C133323133112111133133313331333133313231322331323133313311232321123233   >>      C133323133112111133133313331333133313231322331323133313311232321123232   >>