Minimize the system with GMIN
 &cntrl
  imin=1,maxcyc=1,ncyc=1,ntb=0,cut= 999.0,drms=0.000001,
  igb=2,saltcon=0.3,
  pencut=-0.001, nmropt=0, ntr=0,
  rgbmax   = 25.0, ifswitch = 1,
 /
