production
 &cntrl
    imin=0, ntx=7, ntpr=500, ntwr=500, ntwx=500, ntwe=500, 
    nscm=5000,
    ntf=2, ntc=2,
    ntb=2, ntp=1, tautp=5.0, taup=5.0,
    nstlim=2400000, t=0.0, dt=0.002,
    cut=9.0,
    ntt=1,
    irest=1,
    iwrap=1,
    nmropt=0,
 &end
 &ewald
    ew_type = 0, skinnb = 1.0,
 &end