C133323133112111133133313331333133313231323133313331333133313223123231   >>    C13332313311211113313331333133313331323132313331333133313331322312323   <<    C133323133112111133133313331333133313231323133313331333133313223123233   >>      C133323133112111133133313331333133313231323133313331333133313223123232   >>