C13332313311211113313331333133313331323132233132313223113313113231   >>    C1333231331121111331333133313331333132313223313231322311331311323   <<    C13332313311211113313331333133313331323132233132313223113313113233   >>      C13332313311211113313331333133313331323132233132313223113313113232   >>