DRSTRANS
vj<dtt
SUB_CODE
FIRST_REF
ACTCD_REF
SUBCD_DATE
PhlV4
Parser stack overflow
Syntax error
.and.
.not.
SUB_CODE
SUB_CODE
FIRST_REF
FIRST_REF
trim(sub_code)+trim(first_ref)
FIRST_REF
trim(sub_code)+dtos(date)+first_ref
FIRST_REF