Shell Programming and Scripting

 ERCC1 (PA155)    Platinum compounds (PA164713176)    Allele A is not associated with response to Platinum compounds in women with Ovarian Neoplasms as compared to allele C .
CES1 (PA107)    methylphenidate (PA450464)    Genotype CT is not associated with response to methylphenidate in children with Attention Deficit Disorder with Hyperactivity as compared to genotype CC .
BCKDK (PA134899581),PRSS53 (PA165450635),VKORC1 (PA133787052)    warfarin (PA451906)    Genotype CT is associated with increased dose of warfarin in people with Thromboembolism as compared to genotype TT .
CFH (PA29261)    bevacizumab (PA130232992)    Genotype GG is associated with decreased response to bevacizumab in people with Macular Degeneration as compared to genotype AA .
ADH1A (PA24570)    cytarabine (PA449177);fludarabine (PA449655);gemtuzumab ozogamicin (PA164749431);idarubicin (PA449961)    Genotypes CT + TT are associated with increased resistance to cytarabine, fludarabine, gemtuzumab ozogamicin and idarubicin in people with Leukemia, Myeloid, Acute as compared to genotype CC .
CYP2C19 (PA124)    clopidogrel (PA449053)    Genotype CT is associated with increased response to clopidogrel in people with Coronary Artery Disease as compared to genotype CC .

ERCC1     Platinum compounds  Allele A is not associated with response to Platinum compounds in women with Ovarian Neoplasms as compared to allele C .
CES1    methylphenidate   Genotype CT is not associated with response to methylphenidate in children with Attention Deficit Disorder with Hyperactivity as compared to genotype CC .
BCKDK ,PRSS53 ,VKORC1     warfarin    Genotype CT is associated with increased dose of warfarin in people with Thromboembolism as compared to genotype TT .
CFH     bevacizumab     Genotype GG is associated with decreased response to bevacizumab in people with Macular Degeneration as compared to genotype AA .
ADH1A     cytarabine ;fludarabine ;gemtuzumab ozogamicin ;idarubicin   Genotypes CT + TT are associated with increased resistance to cytarabine, fludarabine, gemtuzumab ozogamicin and idarubicin in people with Leukemia, Myeloid, Acute as compared to genotype CC .
CYP2C19   clopidogrel     Genotype CT is associated with increased response to clopidogrel in people with Coronary Artery Disease as compared to genotype CC

awk -v p="[()]" '{
for(i=1;i<=NF;i++)
 if(gsub(p,"",$i))
  if(++a[$i]>1) 
   $i=""
for(i in a)
 delete a[i]
}1' infile

awk -F"[()]" '{for(i=1;i<=NF;i=i+2){printf("%s ",$i)}printf("\n")}' input.txt

awk '{gsub(/\([^)]*\)/,"")}1' infile