C13332313311211113313331333133313331323132233133313113313331123123231   >>    C1333231331121111331333133313331333132313223313331311331333112312323   <<    C13332313311211113313331333133313331323132233133313113313331123123233   >>      C13332313311211113313331333133313331323132233133313113313331123123232   >>