C133323133112111133133313331333133313231322331333133311222131231   >>    C13332313311211113313331333133313331323132233133313331122213123   <<    C133323133112111133133313331333133313231322331333133311222131233   >>      C133323133112111133133313331333133313231322331333133311222131232   >>