C13332313311211113313331333133313331323132233133313331331121211331121   >>    C1333231331121111331333133313331333132313223313331333133112121133112   <<    C13332313311211113313331333133313331323132233133313331331121211331123   >>      C13332313311211113313331333133313331323132233133313331331121211331122   >>