C133323133112111133133313331333133313231322331311331323112113232131   >>    C13332313311211113313331333133313331323132233131133132311211323213   <<    C133323133112111133133313331333133313231322331311331323112113232133   >>      C133323133112111133133313331333133313231322331311331323112113232132   >>