CMSSW 1_6_7 + Pythia + Lhapdf. MRST2004NNLO PDF Set
Cross section
sigma = 37.15 mb = 37.15E+9 pb
Jets mathed to partons.
h - all jets
g - gluon jets
q - light quark jets
Q - Quark jets
Lumi = 1 pb
-1