C133323133112111133133313331333133313231322331333133313111133112121   >>    C13332313311211113313331333133313331323132233133313331311113311212   <<    C133323133112111133133313331333133313231322331333133313111133112123   >>      C133323133112111133133313331333133313231322331333133313111133112122   >>