Oracle 11g Release 2

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CREATE TABLE temp (expre1) AS
select 'A*((B*C)+D)' from dual union all
select 'A*((B*C)-D)' from dual union all
select '((A*B)+C)*D' from dual union all
select '((A*B)+C)+D' from dual union all
select 'A*((B+C)+D)' from dual union all
select '((A*B)+C)-D' from dual union all
select 'A*((B+C)-D)' from dual union all
select '((A*B)+C)/D' from dual union all
select '((A*B)-C)*D' from dual union all
select '((A*B)-C)+D' from dual union all
select 'A*((B-C)+D)' from dual union all
select 'A*((B-C)-D)' from dual union all
select '((A*B)-C)-D' from dual union all
select '((A*B)-C)/D' from dual union all
select 'A*((B/C)+D)' from dual union all
select 'A*((B/C)-D)' from dual union all
select 'A+((B*C)+D)' from dual union all
select 'A+((B*C)-D)' from dual union all
select '((A+B)+C)*D' from dual union all
select 'A+((B+C)+D)' from dual union all
select '((A+B)+C)+D' from dual union all
select 'A+((B+C)-D)' from dual union all
select '((A+B)+C)-D' from dual union all
select '((A+B)+C)/D' from dual union all
select '((A+B)-C)*D' from dual union all
select 'A+((B-C)+D)' from dual union all
select '((A+B)-C)+D' from dual union all
select '((A+B)-C)-D' from dual union all
select 'A+((B-C)-D)' from dual union all
select '((A+B)-C)/D' from dual union all
select 'A+((B/C)+D)' from dual union all
select 'A+((B/C)-D)' from dual union all
select 'A-((B*C)+D)' from dual union all
select 'A-((B*C)-D)' from dual union all
select '((A-B)+C)*D' from dual union all
select 'A-((B+C)+D)' from dual union all
select '((A-B)+C)+D' from dual union all
select 'A-((B+C)-D)' from dual union all
select '((A-B)+C)-D' from dual union all
select '((A-B)+C)/D' from dual union all
select '((A-B)-C)*D' from dual union all
select 'A-((B-C)+D)' from dual union all
select '((A-B)-C)+D' from dual union all
select 'A-((B-C)-D)' from dual union all
select '((A-B)-C)-D' from dual union all
select '((A-B)-C)/D' from dual union all
select 'A-((B/C)+D)' from dual union all
select 'A-((B/C)-D)' from dual union all
select 'A/((B*C)+D)' from dual union all
select 'A/((B*C)-D)' from dual union all
select '((A/B)+C)*D' from dual union all
select 'A/((B+C)+D)' from dual union all
select '((A/B)+C)+D' from dual union all
select '((A/B)+C)-D' from dual union all
select 'A/((B+C)-D)' from dual union all
select '((A/B)+C)/D' from dual union all
select '((A/B)-C)*D' from dual union all
select 'A/((B-C)+D)' from dual union all
select '((A/B)-C)+D' from dual union all
select 'A/((B-C)-D)' from dual union all
select '((A/B)-C)-D' from dual union all
select '((A/B)-C)/D' from dual union all
select 'A/((B/C)+D)' from dual union all
select 'A/((B/C)-D)' from dual;

64 rows affected

EXPRE1	STR
A((BC)+D)	A(BC+D)
A((BC)-D)	A(BC-D)
((AB)+C)D	(AB+C)D
((A*B)+C)+D	(A*B+C)+D
A*((B+C)+D)	A*(B+C+D)
((A*B)+C)-D	(A*B+C)-D
A*((B+C)-D)	A*(B+C-D)
((A*B)+C)/D	(A*B+C)/D
((AB)-C)D	(AB-C)D
((A*B)-C)+D	(A*B-C)+D
A*((B-C)+D)	A*(B-C+D)
A*((B-C)-D)	A*(B-C-D)
((A*B)-C)-D	(A*B-C)-D
((A*B)-C)/D	(A*B-C)/D
A+((B*C)+D)	A+(B*C+D)
A+((B*C)-D)	A+(B*C-D)
((A+B)+C)*D	(A+B+C)*D
A+((B+C)+D)	A+(B+C+D)
((A+B)+C)+D	(A+B+C)+D
A+((B+C)-D)	A+(B+C-D)
((A+B)+C)-D	(A+B+C)-D
((A+B)+C)/D	(A+B+C)/D
((A+B)-C)*D	(A+B-C)*D
A+((B-C)+D)	A+(B-C+D)
((A+B)-C)+D	(A+B-C)+D
((A+B)-C)-D	(A+B-C)-D
A+((B-C)-D)	A+(B-C-D)
((A+B)-C)/D	(A+B-C)/D
A-((B*C)+D)	A-(B*C+D)
A-((B*C)-D)	A-(B*C-D)
((A-B)+C)*D	(A-B+C)*D
A-((B+C)+D)	A-(B+C+D)
((A-B)+C)+D	(A-B+C)+D
A-((B+C)-D)	A-(B+C-D)
((A-B)+C)-D	(A-B+C)-D
((A-B)+C)/D	(A-B+C)/D
((A-B)-C)*D	(A-B-C)*D
A-((B-C)+D)	A-(B-C+D)
((A-B)-C)+D	(A-B-C)+D
A-((B-C)-D)	A-(B-C-D)
((A-B)-C)-D	(A-B-C)-D
((A-B)-C)/D	(A-B-C)/D
A/((B*C)+D)	A/(B*C+D)
A/((B*C)-D)	A/(B*C-D)
A/((B+C)+D)	A/(B+C+D)
A/((B+C)-D)	A/(B+C-D)
A/((B-C)+D)	A/(B-C+D)
A/((B-C)-D)	A/(B-C-D)