C133323133112111133133313331333133313231322331323132322211232211   >>    C13332313311211113313331333133313331323132233132313232221123221   <<    C133323133112111133133313331333133313231322331323132322211232213   >>      C133323133112111133133313331333133313231322331323132322211232212   >>