C133323133112111133133313331333133313231322331323132233131211211   >>    C13332313311211113313331333133313331323132233132313223313121121   <<    C133323133112111133133313331333133313231322331323132233131211213   >>      C133323133112111133133313331333133313231322331323132233131211212   >>